In Canada, in Israel, all over the United States and around the world, people celebrated 4/20 Thursday. Check out our photo slideshow from some of the events.
Assorted cupcakes are displayed for sale in celebration of the 4/20 holiday at ShowGrow, a medical marijuana dispensary in downtown Los Angeles on Thursday, April 20, 2017. From Capitol Hill in Washington, D.C., to Hippie Hill in San Francisco's Golden Gate Park, marijuana enthusiasts observed their 4/20 holiday Thursday with public smoke-outs, parties and, yes, great deals on weed. (AP Photo/Richard Vogel)
Organizer Pedro Velasco, left, is joined by a group people celebrating the 4/20 holiday in Altadena, Calif. on Thursday, April 20, 2017. About two dozen people gathered early at a trailhead in the Altadena foothills for the inaugural "High'ke," a 2.5 mile trek that promised joints to everyone who makes it to the 5,600-foot peak of Mount Lowe. (AP Photo/Christopher Weber)
An Israeli smokes a marijuana joint in Jerusalem on April 20, 2017 during a rally at the Rose garden, to celebrate 420 and to express their defiance of current laws. Sitting in small groups on mats shaded by trees in the Rose Garden just across from the Knesset, participants lit up as the clock struck 4:20 for the local version of the traditional worldwide April 20 pro-marijuana events, known as "420" rallies. / AFP PHOTO / THOMAS COEXTHOMAS COEX/AFP/Getty Images
An Israeli smokes a marijuana joint in Jerusalem on April 20, 2017 during a rally at the Rose garden, to celebrate 420 and to express their defiance of current laws. Sitting in small groups on mats shaded by trees in the Rose Garden just across from the Knesset, participants lit up as the clock struck 4:20 for the local version of the traditional worldwide April 20 pro-marijuana events, known as "420" rallies. / AFP PHOTO / THOMAS COEXTHOMAS COEX/AFP/Getty Images
An Israeli smokes a marijuana joint in Jerusalem on April 20, 2017 during a rally at the Rose garden, to celebrate 420 and to express their defiance of current laws. Sitting in small groups on mats shaded by trees in the Rose Garden just across from the Knesset, participants lit up as the clock struck 4:20 for the local version of the traditional worldwide April 20 pro-marijuana events, known as "420" rallies. / AFP PHOTO / THOMAS COEXTHOMAS COEX/AFP/Getty Images
Israelis pass around a marijuana joint in Jerusalem on April 20, 2017 during a rally at the Rose garden, to celebrate 420 and to express their defiance of current laws. Sitting in small groups on mats shaded by trees in the Rose Garden just across from the Knesset, participants lit up as the clock struck 4:20 for the local version of the traditional worldwide April 20 pro-marijuana events, known as "420" rallies. / AFP PHOTO / THOMAS COEXTHOMAS COEX/AFP/Getty Images
An Israeli smokes a marijuana joint in Jerusalem on April 20, 2017 during a rally at the Rose garden, to celebrate 420 and to express their defiance of current laws. Sitting in small groups on mats shaded by trees in the Rose Garden just across from the Knesset, participants lit up as the clock struck 4:20 for the local version of the traditional worldwide April 20 pro-marijuana events, known as "420" rallies. / AFP PHOTO / THOMAS COEXTHOMAS COEX/AFP/Getty Images
An Israeli smokes a marijuana joint in Jerusalem on April 20, 2017 during a rally at the Rose garden, to celebrate 420 and to express their defiance of current laws. Sitting in small groups on mats shaded by trees in the Rose Garden just across from the Knesset, participants lit up as the clock struck 4:20 for the local version of the traditional worldwide April 20 pro-marijuana events, known as "420" rallies. / AFP PHOTO / THOMAS COEXTHOMAS COEX/AFP/Getty Images
Customers gather around a counter to take advantage of special deals celebrating the 4/20 holiday at ShowGrow, a medical marijuana dispensary in downtown Los Angeles on Thursday, April 20, 2017. From Capitol Hill in Washington, D.C., to Hippie Hill in San Francisco's Golden Gate Park, marijuana enthusiasts observed their 4/20 holiday Thursday with public smoke-outs, parties and, yes, great deals on weed. (AP Photo/Richard Vogel)
Police arrest Rachel Ramone Donlan (L) after she handed out free marijuana joints to DC residents who worked on Capitol Hill as part of the 1st Annual Joint Session to mark "4/20" day and promote legalizing marijuana on Capitol Hill in Washington, DC, April 20, 2017. / AFP PHOTO / SAUL LOEBSAUL LOEB/AFP/Getty Images
Police arrest Rachel Ramone Donlan (L) after she handed out free marijuana joints to DC residents who worked on Capitol Hill as part of the 1st Annual Joint Session to mark "4/20" day and promote legalizing marijuana on Capitol Hill in Washington, DC, April 20, 2017. / AFP PHOTO / SAUL LOEBSAUL LOEB/AFP/Getty Images
Organizers with DCMJ hand out free marijuana joints to DC residents who worked on Capitol Hill as part of the 1st Annual Joint Session to mark "4/20" day and promote legalizing marijuana on Capitol Hill in Washington, DC, April 20, 2017. / AFP PHOTO / SAUL LOEBSAUL LOEB/AFP/Getty Images
Organizers with DCMJ hand out free marijuana joints to DC residents who worked on Capitol Hill as part of the 1st Annual Joint Session to mark "4/20" day and promote legalizing marijuana on Capitol Hill in Washington, DC, April 20, 2017. / AFP PHOTO / SAUL LOEBSAUL LOEB/AFP/Getty Images
Adam Eidinger, co-founder of DCMJ, hands out free marijuana joints to DC residents who worked on Capitol Hill as part of the 1st Annual Joint Session to mark "4/20" day and promote legalizing marijuana on Capitol Hill in Washington, DC, April 20, 2017. / AFP PHOTO / SAUL LOEBSAUL LOEB/AFP/Getty Images
Adam Eidinger (L), co-founder of DCMJ, hands out free marijuana joints to DC residents who worked on Capitol Hill as part of the 1st Annual Joint Session to mark "4/20" day and promote legalizing marijuana on Capitol Hill in Washington, DC, April 20, 2017. / AFP PHOTO / SAUL LOEBSAUL LOEB/AFP/Getty Images
Marijuana smoke lingers around from people smoking weed on Parliament Hill on 4/20 in Ottawa, Ontario, April 20, 2017. Polling released Thursday showed strong support in Canada for a government drive to legalize recreational use of marijuana, but many would like the proposed minimum age for consumption to be raised. Sixty-three percent of respondents told the Angus Reid Institute they support legalization. / AFP PHOTO / Lars HagbergLARS HAGBERG/AFP/Getty Images
Two women smoke weed on Parliament Hill on 4/20 in Ottawa, Ontario, April 20, 2017. Polling released Thursday showed strong support in Canada for a government drive to legalize recreational use of marijuana, but many would like the proposed minimum age for consumption to be raised. Sixty-three percent of respondents told the Angus Reid Institute they support legalization. / AFP PHOTO / Lars HagbergLARS HAGBERG/AFP/Getty Images
People sits on Parliament Hill waiting for the clock to hit 4:20pm on 4/20 in Ottawa, Ontario, April 20, 2017. Polling released Thursday showed strong support in Canada for a government drive to legalize recreational use of marijuana, but many would like the proposed minimum age for consumption to be raised. Sixty-three percent of respondents told the Angus Reid Institute they support legalization. / AFP PHOTO / Lars HagbergLARS HAGBERG/AFP/Getty Images
A woman smokes marijuana on Parliament Hill on 4/20 in Ottawa, Ontario, April 20, 2017. Polling released Thursday showed strong support in Canada for a government drive to legalize recreational use of marijuana, but many would like the proposed minimum age for consumption to be raised. Sixty-three percent of respondents told the Angus Reid Institute they support legalization. / AFP PHOTO / Lars HagbergLARS HAGBERG/AFP/Getty Images
People sign a 4/20 sign on Parliament Hill on in Ottawa, Ontario, April 20, 2017. Polling released Thursday showed strong support in Canada for a government drive to legalize recreational use of marijuana, but many would like the proposed minimum age for consumption to be raised. Sixty-three percent of respondents told the Angus Reid Institute they support legalization. / AFP PHOTO / Lars HagbergLARS HAGBERG/AFP/Getty Images
A woman smokes marijuanaon Parliament Hill on 4/20 in Ottawa, Ontario, April 20, 2017. Polling released Thursday showed strong support in Canada for a government drive to legalize recreational use of marijuana, but many would like the proposed minimum age for consumption to be raised. Sixty-three percent of respondents told the Angus Reid Institute they support legalization. / AFP PHOTO / Lars HagbergLARS HAGBERG/AFP/Getty Images
People smoke weed on Parliament Hill on 4/20 in Ottawa, Ontario, April 20, 2017. Polling released Thursday showed strong support in Canada for a government drive to legalize recreational use of marijuana, but many would like the proposed minimum age for consumption to be raised. Sixty-three percent of respondents told the Angus Reid Institute they support legalization. / AFP PHOTO / Lars HagbergLARS HAGBERG/AFP/Getty Images
A man smokes marijuana on Parliament Hill on 4/20 in Ottawa, Ontario, April 20, 2017. Polling released Thursday showed strong support in Canada for a government drive to legalize recreational use of marijuana, but many would like the proposed minimum age for consumption to be raised. Sixty-three percent of respondents told the Angus Reid Institute they support legalization. / AFP PHOTO / Lars HagbergLARS HAGBERG/AFP/Getty Images
A woman smokes marijuana on Parliament Hill on 4/20 in Ottawa, Ontario, April 20, 2017. Polling released Thursday showed strong support in Canada for a government drive to legalize recreational use of marijuana, but many would like the proposed minimum age for consumption to be raised. Sixty-three percent of respondents told the Angus Reid Institute they support legalization. / AFP PHOTO / Lars HagbergLARS HAGBERG/AFP/Getty Images
A man smokes marijuana on Parliament Hill on 4/20 in Ottawa, Ontario, April 20, 2017. Polling released Thursday showed strong support in Canada for a government drive to legalize recreational use of marijuana, but many would like the proposed minimum age for consumption to be raised. Sixty-three percent of respondents told the Angus Reid Institute they support legalization. / AFP PHOTO / Lars HagbergLARS HAGBERG/AFP/Getty Images
A man smokes marijuana on Parliament Hill on 4/20 in Ottawa, Ontario, April 20, 2017. Polling released Thursday showed strong support in Canada for a government drive to legalize recreational use of marijuana, but many would like the proposed minimum age for consumption to be raised. Sixty-three percent of respondents told the Angus Reid Institute they support legalization. / AFP PHOTO / Lars HagbergLARS HAGBERG/AFP/Getty Images
A woman smokes marijuanaon Parliament Hill on 4/20 in Ottawa, Ontario, April 20, 2017. Polling released Thursday showed strong support in Canada for a government drive to legalize recreational use of marijuana, but many would like the proposed minimum age for consumption to be raised. Sixty-three percent of respondents told the Angus Reid Institute they support legalization. / AFP PHOTO / Lars HagbergLARS HAGBERG/AFP/Getty Images
A man smokes marijuana on Parliament Hill on 4/20 in Ottawa, Ontario, April 20, 2017. Polling released Thursday showed strong support in Canada for a government drive to legalize recreational use of marijuana, but many would like the proposed minimum age for consumption to be raised. Sixty-three percent of respondents told the Angus Reid Institute they support legalization. / AFP PHOTO / Lars HagbergLARS HAGBERG/AFP/Getty Images
People smoke weed on Parliament Hill on 4/20 in Ottawa, Ontario, April 20, 2017. Polling released Thursday showed strong support in Canada for a government drive to legalize recreational use of marijuana, but many would like the proposed minimum age for consumption to be raised. Sixty-three percent of respondents told the Angus Reid Institute they support legalization. / AFP PHOTO / Lars HagbergLARS HAGBERG/AFP/Getty Images
A police officer confiscates marijuana joints prior to arresting Rachel Ramone Donlan (2nd L) alongside Adam Eidinger (R), co-founder of DCMJ, as they hand out free marijuana joints to DC residents who worked on Capitol Hill as part of the 1st Annual Joint Session to mark "4/20" day, and promote legalizing marijuana on Capitol Hill in Washington, DC, April 20, 2017. / AFP PHOTO / SAUL LOEBSAUL LOEB/AFP/Getty Images
Police arrest Rachel Ramone Donlan (C) after she handed out free marijuana joints to DC residents who worked on Capitol Hill as part of the 1st Annual Joint Session to mark "4/20" day and promote legalizing marijuana on Capitol Hill in Washington, DC, April 20, 2017. / AFP PHOTO / SAUL LOEBSAUL LOEB/AFP/Getty Images
An Israeli smokes a marijuana joint in Jerusalem on April 20, 2017 during a rally at the Rose garden, to celebrate 420 and to express their defiance of current laws. Sitting in small groups on mats shaded by trees in the Rose Garden just across from the Knesset, participants lit up as the clock struck 4:20 for the local version of the traditional worldwide April 20 pro-marijuana events, known as "420" rallies. / AFP PHOTO / THOMAS COEXTHOMAS COEX/AFP/Getty Images
An Israeli girl poses with a mock marijuana joint in Jerusalem on April 20, 2017 during a rally at the Rose garden, to celebrate 420 and to express their defiance of current laws. Sitting in small groups on mats shaded by trees in the Rose Garden just across from the Knesset, participants lit up as the clock struck 4:20 for the local version of the traditional worldwide April 20 pro-marijuana events, known as "420" rallies. / AFP PHOTO / THOMAS COEXTHOMAS COEX/AFP/Getty Images
An Israeli girl carries a mock marijuana joint in Jerusalem on April 20, 2017 during a rally at the Rose garden, to celebrate 420 and to express their defiance of current laws. Sitting in small groups on mats shaded by trees in the Rose Garden just across from the Knesset, participants lit up as the clock struck 4:20 for the local version of the traditional worldwide April 20 pro-marijuana events, known as "420" rallies. / AFP PHOTO / THOMAS COEXTHOMAS COEX/AFP/Getty Images
An Israeli smokes a marijuana joint in Jerusalem on April 20, 2017 during a rally at the Rose garden, to celebrate 420 and to express their defiance of current laws. Sitting in small groups on mats shaded by trees in the Rose Garden just across from the Knesset, participants lit up as the clock struck 4:20 for the local version of the traditional worldwide April 20 pro-marijuana events, known as "420" rallies. / AFP PHOTO / THOMAS COEXTHOMAS COEX/AFP/Getty Images
An Israeli smokes a marijuana joint in Jerusalem on April 20, 2017 during a rally at the Rose garden, to celebrate 420 and to express their defiance of current laws. Sitting in small groups on mats shaded by trees in the Rose Garden just across from the Knesset, participants lit up as the clock struck 4:20 for the local version of the traditional worldwide April 20 pro-marijuana events, known as "420" rallies. / AFP PHOTO / THOMAS COEXTHOMAS COEX/AFP/Getty Images
An Israeli smokes a marijuana joint in Jerusalem on April 20, 2017 during a rally at the Rose garden, to celebrate 420 and to express their defiance of current laws. Sitting in small groups on mats shaded by trees in the Rose Garden just across from the Knesset, participants lit up as the clock struck 4:20 for the local version of the traditional worldwide April 20 pro-marijuana events, known as "420" rallies. / AFP PHOTO / THOMAS COEXTHOMAS COEX/AFP/Getty Images
An Israeli smokes a marijuana joint in Jerusalem on April 20, 2017 during a rally at the Rose garden, to celebrate 420 and to express their defiance of current laws. Sitting in small groups on mats shaded by trees in the Rose Garden just across from the Knesset, participants lit up as the clock struck 4:20 for the local version of the traditional worldwide April 20 pro-marijuana events, known as "420" rallies. / AFP PHOTO / THOMAS COEXTHOMAS COEX/AFP/Getty Images
An Israeli smokes a marijuana joint in Jerusalem on April 20, 2017 during a rally at the Rose garden, to celebrate 420 and to express their defiance of current laws. Sitting in small groups on mats shaded by trees in the Rose Garden just across from the Knesset, participants lit up as the clock struck 4:20 for the local version of the traditional worldwide April 20 pro-marijuana events, known as "420" rallies. / AFP PHOTO / THOMAS COEXTHOMAS COEX/AFP/Getty Images
Israelis pass around a marijuana joint in Jerusalem on April 20, 2017 during a rally at the Rose garden, to celebrate 420 and to express their defiance of current laws. Sitting in small groups on mats shaded by trees in the Rose Garden just across from the Knesset, participants lit up as the clock struck 4:20 for the local version of the traditional worldwide April 20 pro-marijuana events, known as "420" rallies. / AFP PHOTO / THOMAS COEXTHOMAS COEX/AFP/Getty Images
Israelis pass around a marijuana joint in Jerusalem on April 20, 2017 during a rally at the Rose garden, to celebrate 420 and to express their defiance of current laws. Sitting in small groups on mats shaded by trees in the Rose Garden just across from the Knesset, participants lit up as the clock struck 4:20 for the local version of the traditional worldwide April 20 pro-marijuana events, known as "420" rallies. / AFP PHOTO / THOMAS COEXTHOMAS COEX/AFP/Getty Images
An Israeli smokes a marijuana joint in Jerusalem on April 20, 2017 during a rally at the Rose garden, to celebrate 420 and to express their defiance of current laws. Sitting in small groups on mats shaded by trees in the Rose Garden just across from the Knesset, participants lit up as the clock struck 4:20 for the local version of the traditional worldwide April 20 pro-marijuana events, known as "420" rallies. / AFP PHOTO / THOMAS COEXTHOMAS COEX/AFP/Getty Images
An Israeli smokes a marijuana joint in Jerusalem on April 20, 2017 during a rally at the Rose garden, to celebrate 420 and to express their defiance of current laws. Sitting in small groups on mats shaded by trees in the Rose Garden just across from the Knesset, participants lit up as the clock struck 4:20 for the local version of the traditional worldwide April 20 pro-marijuana events, known as "420" rallies. / AFP PHOTO / THOMAS COEXTHOMAS COEX/AFP/Getty Images
An Israeli smokes a marijuana joint in Jerusalem on April 20, 2017 during a rally at the Rose garden, to celebrate 420 and to express their defiance of current laws. Sitting in small groups on mats shaded by trees in the Rose Garden just across from the Knesset, participants lit up as the clock struck 4:20 for the local version of the traditional worldwide April 20 pro-marijuana events, known as "420" rallies. / AFP PHOTO / THOMAS COEXTHOMAS COEX/AFP/Getty Images
DENVER, CO - APRIL 20: Church organizer and founding member Steve Berke of Denver, Colorado checks the ages of some of the first members of the public to visit the International Church of Cannabis in Denver, Co. on April 20, 2017. The grand opening coincides with 420 Day celebrations advocating for the legalization of cannabis nationwide. (Photo by Marc Piscotty/Getty Images)
DENVER, CO - APRIL 20: A car with a "Bless" license plate parked out front at the opening of the International Church of Cannabis on April 20, 2017 in Denver, Colorado. The opening coincides with 420 Day celebrations advocating for the legalization of cannabis nationwide. Church goers subscribe to Elevationism, a loosely interpreted religious belief that claims cannabis use as a sacrament. (Photo by Marc Piscotty/Getty Images)
DENVER, CO - APRIL 20: The International Church of Cannabis opens on April 20, 2017 in Denver, Colorado. The opening coincides with 420 Day celebrations advocating for the legalization of cannabis nationwide. Church goers subscribe to Elevationism, a loosely interpreted religious belief that claims cannabis use as a sacrament. The church's front doors and top-level window were repainted by artist Kenny Scharf, who is featured at the Guggenheim Museum in New York City. (Photo by Marc Piscotty/Getty Images)
DENVER, CO - APRIL 20: Visitors check out a "weed" artwork installation in the Fellowship Hall at the opening of the International Church of Cannabis on April 20, 2017 in Denver, Colorado. The opening coincides with 420 Day celebrations advocating for the legalization of cannabis nationwide. (Photo by Marc Piscotty/Getty Images)
DENVER, CO - APRIL 20: Joel McAllen of Arvada, Colorado plays drums on a sofa in the Fellowship Hall at the opening of the International Church of Cannabis on April 20, 2017 in Denver, Colorado. The opening coincides with 420 Day celebrations advocating for the legalization of cannabis nationwide. (Photo by Marc Piscotty/Getty Images)
