"Freedom Tower, the signature building at the World Trade Centre site, will soar 1776 feet (541.3 metres) in a design by architects David Childs and Daniel Libeskind that seeks to evoke the Statue of Liberty and is topped with electricity-generating windmills surrounded by cables... The east and west facades will curve to create an asymmetrical torqued, or twisting, effect - similar to that of the statue in New York Harbour - for 70 floors of office space, a two-floor restaurant and an enclosed observatory rising to 335 metres. Above will be a 122 metre open-air structure wrapped in cable that contains twin concrete cores with wind turbines. An 84 metre spire housing an antenna will complete the building..."
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