Enrique Lopez-Tapia / Wildlife viewing platform, with chital deer (Axis axis) in the distance, Sundarbans National Park, the largest mangrove swamp in the world. Bangladesh. UNESCO World Heritage Site. June 2012.
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Shattil & Rozinski / Tourists on boardwalk viewing platform watching salmon spawning along a stream and waterfall in Ketchikan, Alaska, USA. September 2010. A fish ladder to the side of the stream creates an easier route...
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Michael Hutchinson / Tourists on viewing platform dwarfed by Iguazu falls including Garganta del Diablo (Devil's throat), Iguacu National Park, Argentina February 2009
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Michael Hutchinson / People on viewing platform dwarfed by Iguazu falls, Iguacu National Park, Argentina February 2009
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Michael Hutchinson / Man on viewing platform watching the Iguazu waterfall, Iguaçu National Park, Brazil
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Martin Gabriel / Lake Lugano (Lago di Lugano) from viewing platform at Monte San Salvatore near Lugano, Alps, Switzerland, September 2008
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Scott Leslie / Tourists on boardwalk and viewing platform, Everglades National Park, Florida
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Jason Smalley / School children pond dipping from a viewing platform, UK
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Pete Oxford / Tourists using monoscope to watch birdlife from canopy observation tower, Tiputini biodiversity research, Yasuni NP, Ecuador
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Julia Bayne / Viewing platform at Asa Wright Nature Centre, Trinidad, Caribbean, world famous not-for-profit ecolodge established in 1960s.
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Scott Leslie / Tourists on boardwalk and viewing platform, Everglades National Park, Florida