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Monument Valley Tribal Park, Arizona–Utah, USA. The sandstone spires of Monument Valley, part of the Colorado Plateau, are the result of millions of years of erosion. Iron oxide gives the rock its reddish tone. (Ron and Patty Thomas Photography/Getty Images)

Monument Valley Tribal Park, Arizona–Utah, USA. The sandstone spires of Monument Valley, part of the Colorado Plateau, are the result of millions of years of erosion. Iron oxide gives the rock its reddish tone. (Ron and Patty Thomas Photography/Getty Images)

Lonely Planet's most stunning places on Earth

October 9, 2013

Extraordinary views of magnificent waterfalls, lush parks and deserts have been brought together in 'Lonely Planet’s Beautiful World'.

The well-known travel guide is marking its 40th year with a collection

of pictures presenting the world's stunning diversity taken by the best

photographers. To celebrate its anniversary, Lonely Planet has invited

their readers to share their travel photos in order to win the chance of a 17-day trip to Tibet with photographer Richard I'Anson.