A train approaches a platform in a railway subway system beneath Tehran. Crypt

A train approaches a platform in a railway subway system beneath Tehran. CryptA train approaches a platform in a railway subway system beneath Tehran. Tehran, Tehran Province, Islamic Republic of Iran.

A father holds his laughing son by a river on a windy afternoon

A thicket of gum trees in a snowy winter landscape

Clouds and mist shroud the jagged granite peaks of Cradle Mountain

A girl runs along a sandy beach at low tide

Sunrays passing through the shallow waters of a tropical sea onto a hard coral reef

The summit of a baking ochre stone dome of Kata Tjuta at sunset

Melaleuca viridiflora Big Mitchell Creek

Torrents of water from the Zambezi River cascade over Victoria Falls into the chasm at First Gorge

Persian Gulf

Abstract pattern of abalone muscle and tendrils on a shell

A detail of the golden gilded hands of Buddha statues in a temple Wat Pho

A rainbow crests a sand dune covered in Coastal Heath at sunset