Gallery of Arup Design a 'Sky Pool' Suspended 35 Metres Above London's Nine Elms - 1
Concept of a proposed "Sky Pool" at London's Nine Elms, a new high-end development. While there is a lot of buzz about it, the architecture is indeed a creative engineering feat. (From: http://www.archdaily.com/772236/arup-design-a-sky-pool-suspended-35-metres-above-londons-nine-elms)