A library on wheels

A library on wheels

Amsterdam, Netherlands

Free WiFi when air is not polluted

Free WiFi when air is not polluted

Amsterdam, Netherlands

Artists projected images of animals to highlight the plight of endangered species

Artists projected images of animals to highlight the plight of endangered species

New York, NY, USA

Bicycles for refugees

Bicycles for refugees

Amsterdam, Netherlands

Juguetes para compartir en el parque

Juguetes para compartir en el parque

Barcelona, Spain

Barter Market to exchange books or anything

Barter Market to exchange books or anything

Barcelona, Spain

Cerveza a cambio de colillas

Cerveza a cambio de colillas

Barcelona, Spain

PopUp Forest: Times Square

PopUp Forest: Times Square

New York, NY, USA