@elevatorworld shared a rare behind the scenes look at the elevators that once moved the World Trade Center, an extraordinary view into the machinery that powered a city in the sky. In the late 1960s, Otis took on the monumental task of designing and installing the elevators for the Twin Towers. Each building featured express and local elevators connected by sky lobbies on the 44th and 78th floors, a revolutionary concept that transformed high rise transportation forever. The towers’ massive gea