General view of a tree-house in Le Pian Medoc, southwestern France, April 24, 2009. France's Natura Cabana company rents various cabins perched in the trees for ecological holidays. REUTERS/Regis ... more 
General view of a tree-house in Le Pian Medoc, southwestern France, April 24, 2009. France's Natura Cabana company rents various cabins perched in the trees for ecological holidays. REUTERS/Regis Duvignau (FRANCE ENVIRONMENT TRAVEL) - RTXEBXP less 
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Thu, May 23, 2013 11:00 AM EDT