The Mittens at dusk cast long shadows, Monument Valley Navajo Tribal Park, Utah and Arizona border, United States of America, North America

One of the Mittens at dusk casts a long shadow, Monument Valley Navajo Tribal Park, Utah and Arizona border, United States of America, North America

Red cliffs at sunset, Monument Valley Navajo Tribal Park, Utah and Arizona border, United States of America, North America

Stanage Edge, Peak District, border of Derbyshire and Yorkshire, England, United Kingdom, Europe

Stanage Edge, Peak District, border of Derbyshire and Yorkshire, England, United Kingdom, Europe

Stanage Edge, Peak District, border of Derbyshire and Yorkshire, England, United Kingdom, Europe

Mittens at dusk, late evening sun lights the desert floor, Monument Valley Navajo Tribal Park, Utah Arizona border, United States of America, North America

View of the Dniestr River and Ukraine from Soroca, Moldova, Europe

View of the Dniestr River and Ukraine from Soroca, Moldova, Europe

Border collie playing in the snow, Trentino-Alto Adige, Italy, Europe

Panorama of Cima Presanella at dawn seen from Monte Tonale, Valcamonica, border Lombardy and Trentino-Alto Adige, Italy, Europe

Namibia, South Africa. The concept of extreme and exotic tourism. Sharp border of light and shadow over the crest of the dune. The Namib-Naukluft at sunset

A male hiker on the border of shadow and sunlight, high above the Mooserboden lake, during the Glocknerrunde, a 7 stage trekking from Kaprun to Kals around the Grossglockner, the highest mountain of Austria.

A male hiker on the border of shadow and sunlight, high above the Mooserboden lake, during the Glocknerrunde, a 7 stage trekking from Kaprun to Kals around the Grossglockner, the highest mountain of Austria.

Baby boy walking at edge of swimming pool