Matthew Maran / Waterfall on the the Darling River with a fallen tree as a bridge over the waters. West Coast Trail, Pacific Rim National Park Reserve, west coast of Vancouver Island, Canada, September 2010.

Jouan & Rius / Stream running through rainforest, Bako NP, Borneo, Sarawak, Malaysia

Oriol Alamany / Lenga forest (Nothofagus pumilio) in Ascensio river valley on the W Trek, Torres del Paine National Park, Patagonia, Chile, January 2006

Andrew Parkinson / Pair of Greylag geese (Anser anser) and chicks spotlit by dawn sunlight near a small weir. Nottinghamshire, UK, May (non-ex)

Tim Laman / A waterfall in the lowland rainforest of Borneo, with pool surrounded by ferns and other plants. Lambir Hills National Park, Sarawak, Malaysia.

Tim Laman / Aerial view of Bora Bora Island, Society Islands, French Polynesia. July 2006

Onne van der Wal / 30ft Tiki catamaran "Abaco" pulled up near sand bank in the Exumas, Bahamas, Caribbean. June 2009. Property released.

Onne van der Wal / Aerial view of yachts anchored in the Exumas. Bahamas, Caribbean, June 2009.

Onne van der Wal / Tethered tender floating on clear waters in the Exumas, Bahamas, Caribbean. June 2009.

Onne van der Wal / Crystal clear shallows under a blue sky. Exumas, Bahamas, Caribbean, June 2009.

Eric Baccega / View of Yali village of Uldam, with thatched huts, West Papua, former Irian-Jaya, Indonesia., August 2002

Eric Baccega / Aerial view of Kodiak National Wildlife Refuge, Kodiak Island, Alaska, USA, July 2009