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About Project Blue Book: Hidden Mysteries
Project Blue Book: Hidden Mysteries is a single player casual puzzle game with mystery, historical and science fiction themes. It was developed by Three Gates and was released on March 15, 2021.
Search for clues and investigate real declassified UFO cases to find the truth! It’s 1952, and the U.S. Air Force is operating a top-secret investigation: Project Blue Book. As a newly recruited agent, it’s your job to uncover the truth behind these real declassified UFO sightings. It’s your chance to investigate flying saucers in the world's first Unidentified Flying (Hidden) Object Game! Game…
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Frequently Asked Questions
Project Blue Book: Hidden Mysteries is a casual puzzle game with mystery, historical and science fiction themes. Common tags for Project Blue Book: Hidden Mysteries include indie, linear, aliens, war, cold war and others.
Project Blue Book: Hidden Mysteries is available on PC and Windows.
Project Blue Book: Hidden Mysteries was released on March 15, 2021.
Project Blue Book: Hidden Mysteries was developed by Three Gates.
Project Blue Book: Hidden Mysteries is a single player game.