Tower running stair runners include: Tower running Tower running is a sport which involves running up tall man-made structures. Usually the races take place on the internal staircases of skyscrapers, but the term can cover any foot race which involves a course that ascends a man-made structure. Tower running races often take place at the world's tallest structures, including Taipei 101 (Taipei), Menara Tower (Kuala Lumpur), Willis Tower (Chicago), CN Tower (Toronto), Eiffel Tower (Paris) Eureka Tower (Melbourne), Swissotel (Singapore), Tower 42 (London), the Empire State Building (New York), the Bitexco Financial Tower (Ho Chi Minh City), and the Colpatria Tower (Colombia).
Eiffel Tower a seasonal ice rink on the first level. A glass floor was installed on the first level during the 2014 refurbishment. The puddled iron (wrought iron) of the Eiffel Tower weighs 7,300 tons, and the addition of lifts, shops and antennae have brought the total weight to approximately 10,100 tons. As a demonstration of the economy of design, if the 7,300 tons of metal in the structure were melted down, it would fill the square base, on each side, to a depth of only assuming the density of the metal to be 7.8 tons per cubic metre. Additionally, a cubic