The Main Engineering Room of the U.S.S. Enterprise NCC-1701, as seen in Star Trek: The Motion Picture. The set was partially built for the cancelled television series Star Trek: Phase II was given a facelift for it's big-screen debut in 1979. The set, in modified form, would go on to serve as the engine room of the Enterprise in the next film, and the engine room of the Enterprise-D in Star Trek: The Next Generation, and the engine room of the U.S.S. Voyager in Star Trek: Voyager.