Welcome to UFO Alley 🏞🛸 The #UintaBasin is a geologic structural basin in eastern #Utah, east of the Wasatch Mountains and south of the Uinta Mountains. The basin has attracted attention after decades of UFO sightings and local skinwalker lore. Is it possible that another UFO sighting has occurred at UFO alley? Find out during #AlienEncounters: Fact or Fiction tonight at 10p et on Discovery.