All Posts Tagged Tag: ‘alcatraz island’

Alcatraz’s Secret: Fortress Found Under Prison Remains

Researchers from Texas A&M University have found the remains of a Civil War-era fortress underneath Alcatraz prison. The fortifications date as far back as the California gold rush and San Francisco’s earliest years as a boom town. The fort was known to exist, thanks to old photographs of the site, but the details of the structure have remained murky until …

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