From the architects: "Twisting high above Floral Street in Covent Garden, the ‘Bridge of Aspiration’ provides the dancers of the Royal Ballet School with a direct link to the Grade 1 listed Royal Opera House.
Ten most amazing and beautiful Stairs. From Escher-esque leanings of Architectsâ€™ pseudo-spiral staircase and the grandeur of London City Hall to the modern minimalism of Ecoleâ€™s steel stairs and the log cabin feel of Alberto MozÃ³â€™s creation.
Sagrada Familia, Gaudi’s monumental church in Barcelona, Spain. Its long and winding stone staircases in each 170 m-tall spire are by far the building’s scariest features – about 20 stories tall without a handrail (that pictured was probably added later)