© Boys (6-7, 12-13) looking at sea waves crashing against rocks, Sicily, Italy

© Boys (6-7, 12-13) looking at sea waves crashing against rocks, Sicily, Italy

© Boy (12-13) looking at sea waves crashing against coast, Sicily, Italy

© Boys (6-7, 12-13) looking at sea, Sicily, Italy

© Boys (6-7, 12-13) looking at sea waves crashing against rocks, Sicily, Italy

© Boys (6-7, 12-13) looking at sea, Sicily, Italy

© Boy (12-13) by sea and rock, Sicily, Italy

© Coastal town with rocky mountain in background, Sicily, Italy

© Coastal town with rocky mountain in background, Sicily, Italy

© Old town houses with rocky mountain in background, Sicily, Italy

© Old town square seen through stone arch, Sicily, Italy

© Poinsett bridge by trees in forest

© Woman riding bicycle on mountain against clear sky

© Rear view of woman swimming in river during foggy weather

© Low angle scenic view of rock formation against cloudy sky at Grand Staircase-Escalante National Monument during night

© High angle view of flamingos at Salar de Uyuni against mountains

© Teenage girl using mobile phone while standing against blue sky in Olympic National Park at night

© Scenic view of trees and plants growing in forest

© USA, Utah, Salt Lake City

© mother and son observing a giant tortoise in the highlands

© Country road amidst forest at Garajonay National Park

© Aerial view of town and sea

© Aerial view of beach during sunny day

© Rear view of male hiker photographing river amidst mountains at Sagarmatha National Park

© USA, Salt Lake City