The Three Sisters is a sandstone rock formation overlooking a densely forested valley. struggle A bright yellow Sponge from

A bright yellow Sponge from the Phylum Porifera adorns a coral reef

An iceberg floating in the dark waters of an Arctic fjord

Antique items sealed and stored for preservation before going back into Discovery Hut

A villager bails water from a heavily laden water taxi carrying goods and a family to market

Peeling blue paint on the galvanised tin wall of a factory

The Three Sisters is a sandstone rock formation overlooking a densely forested valley. struggle A bright yellow Sponge fromThe Three Sisters is a sandstone rock formation overlooking a densely forested valley. Blue Mountains National Park, New South Wales, Australia.