Scientist Pete Kelsey and his team have 3D-mapped the entire island of Alcatraz, discovering Civil War secrets, prisoner escape routes – and looking at ways to preserve the island for the future.

Pictured here in the 1970s, Alcatraz Federal Penitentiary and the island it stands on can be seen from above. The infamous prison closed on March 21, 1963, after 29 years of operation. The main ...

Lewisburg, Pa.; or Atlanta, Ga. A few moments after the 60-foot diesel boat left Alcatraz, prison Officer Gordon Gronzo formally closed the 100-foot Tower No. 1 on the east side of the island as ...

The federal penitentiary on Alcatraz Island, located off the coast of San Francisco, CA, opened in 1934. Until it closed nearly three decades later, Alcatraz was reserved for some of the most ruthless ...

Like many Indian reservations, Alcatraz had no modern facilities or fertile soil. The federal prison had closed six years earlier, and the island had been designated “surplus government property.” ...

the FBI officially closed the case in 1979, convinced the trio drowned in the night of the prison break. Out of Alcatraz #1 kicks off its story with Frank and the Anglin brothers frantically ...

The future of Alcatraz lies in one man’s hands. In 2023, as sea levels rose around the iconic island in San Francisco Bay, Pete Kelsey — a technologist specializing in 3D data capture — was ...