An elementary school student literally creates a green footprint for an activity to encourage students to walk to school. The activity took place on the day before World Car-Free Day in 2017 in Handan, North China’s Hebei province.

Cyclists ride down a street closed to cars and buses Sunday in Brussels, Belgium.

A man on in-line skates pushes his child on a tricycle down an empty street in Brussels.

A child gardens during an activity to celebrate World Car-Free Day in September 2019 in Barcelona, Spain.

A man rides an electric-powered personal vehicle in September 2016.

A man prepares to ride an unusual bicycle in New York in August 2014.