‘Seated Ballerina’ installation by Jeff Koons

‘Seated Ballerina’ installation by Jeff Koons

New York, NY, USA

Modern Heroes, Classic Buildings!

Modern Heroes, Classic Buildings!

New York, NY, USA

Play and leisure areas on the rooftop of a building

Play and leisure areas on the rooftop of a building

New York, NY, USA

Open fire hydrants have been a staple of summer city living

Open fire hydrants have been a staple of summer city living

New York, NY, USA

Que no le falte aire a la bici

Que no le falte aire a la bici

Barcelona, Spain

Urban farm for neighbors

Urban farm for neighbors

Barcelona, Spain

Vending machine for homeless

Vending machine for homeless

Nottingham, UK

Expired food against famine

Expired food against famine

Copenhagen, Denmark