Area 51 the base extends further east. After leaving the restricted area, Groom Lake Road descends eastward to the floor of the Tikaboo Valley, passing the dirt-road entrances to several small ranches, before converging with State Route 375, the "Extraterrestrial Highway", south of Rachel. Area 51 shares a border with the Yucca Flat region of the Nevada Test Site, the location of 739 of the 928 nuclear tests conducted by the United States Department of Energy at NTS. The Yucca Mountain nuclear waste repository is southwest of Groom Lake. Groom Lake is a salt flat in Nevada used for runways of the
Area 51: Site 4 Area 51: Site 4 Area 51: Site 4 is a light gun arcade game developed by Atari Games in 1998. It is a sequel to the original "Area 51", picking up where that game left off. Though the graphics have been improved, they rely on the same FMV streaming technology as the original, and the gameplay remains largely the same as the original game. The game is broken down into two big menus: field exercise and adventure. Field Exercise is the main mode of the game. The training levels are based on brief missions where the player must complete all