Old Military Fortress Found Underneath Alcatraz Prison

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Old Military Fortress Found Underneath Alcatraz Prison

by Buzz60 1:21 mins

Old Military Fortress Found Underneath Alcatraz Prison

by Buzz60 1:21 mins

An old military fortress, many thought was destroyed years ago, was discovered underneath Alcatraz prison. Texas A&M researchers discovered the remains using radar. The labyrinth of tunnels and buildings is believed to have been used to station troops and to transport people and ammunition. Kristina Behr has the details.

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