Watkin's Tower Eiffel Tower in Paris, France, Watkin invited Gustave Eiffel himself to design the tower, but the Frenchman declined – replying that if he designed the tower, the French people "would not think me so good a Frenchman as I hope I am." An architectural design competition was held in 1890, and a total of 68 designs were submitted. Some of the more exotic proposals included a £1m tower inspired by the Tower of Pisa; a structure with "a captive parachute to hold four persons"; and a tower with a spiral railway climbing its exterior. One design included a 1/12-scale model
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