The rooftops of sprawling suburbs surrounding Sydney. Caution

The rooftops of sprawling suburbs surrounding Sydney. CautionThe rooftops of sprawling suburbs surrounding Sydney. Sydney, New South Wales, Australia.

A White-backed Vulture silhouette in the fork of a dead tree

An Antarctic Fur Seal resting on an iceberg during a snow storm

Dining tables and chairs in an antique steel restaurant in an Amazon river town

A delicate brown mushroom emerges from a colony of moss

preen feathers

A train driver guides a diesel locomotive over a level crossing

Seeding reeds and grasses line a wetland beneath a table-top mountain

A safari guide assists a small child to climb down the steep surface of a rocky outcrop

Turquoise river water cascades over submerged boulders in an alpine river

Sunset touches the summit of a mountain overlooking an alpine lake

Half Moon Bay

Sunset illuminates the branches and canopy leaves of a Spotted Gum