Sunsphere

The Sunsphere, in Knoxville, Tennessee, is a 266 ft 81 m high hexagonal steel support structure, finished with a 75 ft 23 m gold-hued glass circle that filled in as the image of the 1982 World's Fair. Designed by the Knoxville building firm Community Tectonics, the Sunsphere was made as the topic structure for the 1982 World's Fair. It was noted for its one of a kind outline in a few designing distributions. The World's Fair site later turned into an open stop close by Knoxville's legitimate tradition focus and contiguous the University of Tennessee's primary grounds.

The Sunsphere stays standing specifically over a man-made lake from the Tennessee Amphitheater, the main other structure staying from the 1982 World's Fair. In its unique outline, the circle divide was to have had a distance across of 86.5 feet 26.4 m to speak to emblematically the 865,000-mile 1,392,000 km breadth sun. The pinnacle's window glass boards are layered in 24-karat gold residue and slice to seven distinct shapes. It weighs 600 tons and highlights six twofold steel bracket sections in supporting the seven-story sphere. The pinnacle has a volume of 203,689 cubic feet 5,767.8 m3 and a surface of 16,742 square feet 1,555.4 m2.