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Area 51 is an American Air Force facility and a highly classified remote detachment of Edwards Air Force Base for the flight suit in the USA. However, it is considered a secret and restricted area due to the US military installation and alien conspiracies.
As in real-life point of view, the location of Area 51 can be locally found in Lincoln County, Nevada, USA, where can be secretly conspired the theories of various alien invasions, such as the gray aliens moving around there. As an unauthorized personnel, you cannot take photograph beyond the point.
- Area 51 in Wikipedia