Sun rises at the rock cave site in Cappadocia, Turkey, July 9, 2012. UNESCO listed the unique area of Goreme-Cappadocia as both a cultural and natural World Heritage Site in 1985.[Photo/Xinhua]

Tourists rest in the Argos Cave Hotel in the valley in Cappadocia, Turkey, on July 9, 2012. UNESCO listed the unique area of Goreme-Cappadocia as both a cultural and natural World Heritage Site in 1985.[Photo/Xinhua]