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
Dubai City Tower Building. The design has 400 floors with a vertical bullet train acting as the main elevator. The design is inspired by the Eiffel Tower to better deal with the massive wind forces pushing on it. It has a central core with 6 outer buildings that are connected to the central core every 100 floors. This design both stabilizes the structure and spreads out its mass. The Dubai City Tower is estimated to consume 37,000 MWh of electricity per year, with a 15 MW peak usage. The power would be mostly supplied by solar, thermal, and wind sources. The vertical bullet