A Vulnerable Green Turtle laying a clutch of eggs in a sand nest at night. Build-up

A Vulnerable Green Turtle laying a clutch of eggs in a sand nest at night. Build-upA Vulnerable Green Turtle laying a clutch of eggs in a sand nest at night. Heron Island, Great Barrier Reef, Queensland, Australia.

A dangerous microwave radiation research site above McMurdo Station

A relaxing horizon pool overlooking the ocean at a tropical resort

Snow Algae

A pilgrim on the steps of a bathing ghat on the Ganges River at dawn

The sharp and hooked beak of a Scarlet Macaw is a powerful tool for feeding on hard seeds and nuts

A gigantic Blue Whale arches it's back to dive beneath the ocean surface

Cool temperate rainforest and lush tree ferns line a small wild river

A man shopping in a small African general store

A tractor known as an airplane tug tows a plane across the tarmac

Islamic Republic of Islamic Republic of Iran

bowl and bed roll in the cell inhabited by Nelson Mandela

Palm tree plantations laden with coconuts dot farmland in a valley