Daniella Marchesi walks across the 11 meter by 1.8 meter wide newly installed glass floor 138 feet above the River Thames at Tower Bridge, London, on November 10, 2014, after a £1 million improvement. The floor will allow visitors a view of the bridge lifts and is the most significant change since the Tower bridge Experience opening in 1982.
Daniella Marchesi walks across the 11 meter by 1.8 meter wide newly installed glass floor 138 feet above the River Thames at Tower Bridge, London, on November 10, 2014, after a £1 million improvement.
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