People wave during the inauguration trip of the world's first open-air doubledecker cable car system, the newly-built "Cabrio", on the Stanserhorn mountain, near Lucerne, June 28, 2012. The lake and the city of Lucerne are seen in the background. REUTERS/Christian Hartmann (SWITZERLAND - Tags: TRAVEL TRANSPORT SOCIETY)
People wave during the inauguration trip of the world's first open-air doubledecker cable car system, the newly-built "Cabrio", on the Stanserhorn mountain, near Lucerne, June 28, 2012. REUTERS/Christian Hartmann (SWITZERLAND - Tags: TRAVEL TRANSPORT SOCIETY)