The No Pants Subway Ride was held in dozens of cities on Jan. 8, 2017. It began as a stunt in 2002 in New York and has taken place in cities around the world ever since. Organizers call it “an international celebration of silliness.”

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A participant of the No Pants Subway Ride remove their pants as onlookers watch on the subway in New York City, Sunday, Jan. 8, 2017. (Gordon Donovan/Yahoo News) Passengers wait for the subway as they take part in the No Pants Subway Ride in New York City, Sunday, Jan. 8, 2017. The No Pants Subway Ride began in 2002 in New York as a stunt and has taken place in cities around the world since then. (Gordon Donovan/Yahoo News) A participant of the No Pants Subway Ride remove their pants as onlookers watch on the subway in New York City, Sunday, Jan. 8, 2017. (Gordon Donovan/Yahoo News)
Participants of the No Pants Subway Ride head towards a connecting train in New York City, Sunday, Jan. 8, 2017. The 'No Pants Subway Ride' is an annual event that has become a global celebration of bare thighs. The 'celebration of silliness' is designed to make other subway riders smile. (Gordon Donovan/Yahoo News) Passengers ride the subway as they take part in the No Pants Subway Ride in New York City, Sunday, Jan. 8, 2017. (Gordon Donovan/Yahoo News) Passengers wait for the subway as they take part in the No Pants Subway Ride in New York City, Sunday, Jan. 8, 2017. The No Pants Subway Ride began in 2002 in New York as a stunt and has taken place in cities around the world since then. (Gordon Donovan/Yahoo News)
Participants of the No Pants Subway Ride arrive in Union Square Station in New York City, Sunday, Jan. 8, 2017. The 'No Pants Subway Ride' is an annual event that has become a global celebration of bare thighs. The 'celebration of silliness' is designed to make other subway riders smile. (Gordon Donovan/Yahoo News) Participants of the No Pants Subway Ride arrive in Union Square Station in New York City, Sunday, Jan. 8, 2017. The 'No Pants Subway Ride' is an annual event that has become a global celebration of bare thighs. The 'celebration of silliness' is designed to make other subway riders smile. (Gordon Donovan/Yahoo News) Passengers try to block out people take art taking part in the No Pants Subway Ride in New York City, Sunday, Jan. 8, 2017. The 'No Pants Subway Ride' is an annual event that has become a global celebration of bare thighs. The 'celebration of silliness' is designed to make other subway riders smile. (Gordon Donovan/Yahoo News)
Passengers wait for the subway as they take part in the No Pants Subway Ride in New York City, Sunday, Jan. 8, 2017. The No Pants Subway Ride began in 2002 in New York as a stunt and has taken place in cities around the world since then. (Gordon Donovan/Yahoo News) Passengers wait for the subway as they take part in the No Pants Subway Ride in New York City, Sunday, Jan. 8, 2017. The No Pants Subway Ride began in 2002 in New York as a stunt and has taken place in cities around the world since then. (Gordon Donovan/Yahoo News) A passengers checks out a participant in the No Pants Subway Ride in New York City, Sunday, Jan. 8, 2017. The No Pants Subway Ride began in 2002 in New York as a stunt and has taken place in cities around the world since then. (Gordon Donovan/Yahoo News)
Passengers wait for the subway as they take part in the No Pants Subway Ride in New York City, Sunday, Jan. 8, 2017. The No Pants Subway Ride began in 2002 in New York as a stunt and has taken place in cities around the world since then. (Gordon Donovan/Yahoo News) Participants of the No Pants Subway Ride head towards a connecting train in New York City, Sunday, Jan. 8, 2017. The 'No Pants Subway Ride' is an annual event that has become a global celebration of bare thighs. The 'celebration of silliness' is designed to make other subway riders smile. (Gordon Donovan/Yahoo News) Participants of the No Pants Subway Ride head towards a connecting train in New York City, Sunday, Jan. 8, 2017. The 'No Pants Subway Ride' is an annual event that has become a global celebration of bare thighs. The 'celebration of silliness' is designed to make other subway riders smile. (Gordon Donovan/Yahoo News)

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Photos taken January 2017 using a Canon EOS-1D X DSLR with a EF 24-70mm f/2.8L II USM Standard Zoom Lens.