COPENHAGEN, DINAMARCA - 30 DE ABRIL DE 2020: Gente caminando y en bicicleta por la calle urbana con el cielo nublado al fondo - Foto e imagen de stock

Saint-petersburg, Russia - 31 March 2020: Empty streets in the centre of the city on 1st day of self isolation. A man rides a Bicycle through a pedestrian crossing

WARSAW. POLAND - August 2015: The pedestrian crossing button in the center of Warsaw with the word CAUTION. Against the background of a summer green park.

POZNAN, POLAND - Jan 15, 2020: Bike route and zebra crossing with traffic lights showing green in the city center.

Streetcar rails with cobbles - ground-up

Selective focus of bicycles with sunlight on urban street in Copenhagen, Denmark

Bicycles near facade of building on walkway on urban street in Copenhagen, Denmark

People cycling near canal on urban street in Copenhagen, Denmark

Selective focus of woman cycling on urban street during rain in Copenhagen, Denmark

COPENHAGEN, DENMARK - APRIL 30, 2020: Side view of woman cycling on urban street after rain

Urban street with walkway near building and road with cloudy sky at background in Copenhagen, Denmark

COPENHAGEN, DENMARK - APRIL 30, 2020: Bicycles near trees and road on urban street

Selective focus of people walking and riding bicycles on urban street during rain in Copenhagen, Denmark

COPENHAGEN, DENMARK - APRIL 30, 2020: Urban street with road, facades of buildings and cloudy sky at background