Once the site of one of America’s most formidable prisons, Alcatraz Island recently gave up a fresh and tantalizing secret when a team of scientists from Texas A&M University turned ground-penetrating radar on it. The scientists discovered a labyrinth of underground tunnels — located under what was the prison recreational yard. In Yahoo News, writer [...]
In the middle of San Francisco Bay, Alcatraz Island seemed the perfect place for the "escape proof" prison. It was considered the most secure penitentiary in 1934 until it closed in 1962. All 36 escapees were caught or killed, except the three who attempted escape on June 11, 1962. Their fate remains a mystery.