An aerial view of sea ice melting into a mosaic of patterns during the Antarctic summer. Ice vehicle

An aerial view of sea ice melting into a mosaic of patterns during the Antarctic summer. Ice vehicleAn aerial view of sea ice melting into a mosaic of patterns during the Antarctic summer. Terra Nova Bay, Victoria Land, Antarctica.

A rusting desert well head caps the water flow into Montecollina Bore

Small shrubs and open forest dot a rugged plain and mountain ridge

Mixed forest types cover a vast valley floor beneath a cloudy sky

An endangered Green Sea Turtle shell on a barren nesting island

A vast array of electrical towers and cables rise into a rain storm

Tombstones and graves fill an old and vast inner city graveyard

The Virgen del Socorro presiding over the neoclassical high altar

Jameh Mosque of Isfahan

The rich purple flowers of a Salvia plant in a cottage garden

A Maasai giraffe standing on a vast savannah grassland plain

A small stream flows over snowy alpine grasses on a barren plain

Two species of gulls quarrel over food above the surf