Iranian tourists photograph the ruins of Persepolis beneath a rising moon. Cumulonimbus

Iranian tourists photograph the ruins of Persepolis beneath a rising moon. CumulonimbusIranian tourists photograph the ruins of Persepolis beneath a rising moon. Persepolis, Shiraz, Fars Province, Islamic Republic of Iran.

A vehicle track winds across a remote tundra hillside

Bar-tailed godwit

A stainless steel sculpture reflecting lights in an airport terminal Kuala Lumpur International Airport

Corrugated steel ramps for loading boats into the ocean

also known as Short-billed Corellas

A Water Dikkop standing on the sandy shore of a river

The sprawling canopy of a yellow fever acacia sun lit by the golden rays of afternoon sun

A portrait of an African Leopard on a branch in the canopy of a tree

A cameraman filming a glacier during a snow storm

A bright orange sunset reflected in the calm surface of a wetland

A knot in a climbing rope on a cliff in Antarctica

Gale force winds lash huge ocean waves into a violent stretch of water The Drake Passage between the Atlantic Ocean and Pacific Ocean