Geodesic dome Johnson solids, Archimedean solids, and Catalan solids. These structures may have some faces that are not triangular, being squares or other polygons. In 1975, a dome was constructed at the South Pole, where its resistance to snow and wind loads is important. On October 1, 1982, one of the most famous geodesic domes, Spaceship Earth at Epcot in Walt Disney World Resort in Bay Lake, Florida, just outside of Orlando, Florida, opened. The building and the ride inside of it are named with one of Buckminster Fuller's famous terms, Spaceship Earth, a world view expressing concern over the use of
Worldwide Ultralite Skyraider S/S Worldwide Ultralite Skyraider S/S The Worldwide Skyraider S/S, also called the SkyRaider S/S, is an American ultralight aircraft that was designed and produced by Worldwide Ultralite Industries in the early 1980s. The aircraft was supplied as a kit for amateur construction. The aircraft was designed to comply with the US FAR 103 Ultralight Vehicles rules, including the category's maximum empty weight of . The aircraft has a standard empty weight of . It features a cable-braced high-wing, a wide single-seat, open cockpit, tricycle landing gear and a single engine in pusher configuration. The aircraft is made from aluminum tubing, with