Boats leaving their stations at the start of a race at Eton Dorney, in London, England (@ Rob Taylor/age fotostock)

Boats leaving their stations at the start of a race at Eton Dorney, in London, England (@ Rob Taylor/age fotostock)

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Snow gum trees in Cradle Mountain-Lake St. Clair National Park, Tasmania, Australia (@ Rob Blakers/Getty Images)

Snow gum trees in Cradle Mountain-Lake St. Clair National Park, Tasmania, Australia (@ Rob Blakers/Getty Images)

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