How do you get an entire city interested in the threats of air pollution? Ride around on bikes topless, of course.
Cyclists in 2 cities celebrate World Naked Bike Ride
Naked Bike Ride
Tuition to Increase Across CSU Campuses, Rise of Girls' Flag Football
No shirts, pants or undies needed on bike ride, just a mask
Nude Persons Meet Revolucion Monument Take Editorial Stock Photo - Stock Image
Watch as naked cyclists ride through Cork City in unusual
Here's why naked cyclist ride took place in Mexico
Thousands of cyclists strip off as they take to the streets of London for the World Naked Bike Ride
その都市だけの問題ではない : サイクルロード ~自転車への道