Scientist Pete Kelsey and his team have 3D-mapped the entire island of Alcatraz, discovering Civil War secrets, prisoner ...

Alcatraz Island, a military fort turned an army prison in the San Francisco Bay, is most well known for operating as a federal prison from 1934 until 1963. That distinction is being challenged after ...

Add Yahoo as a preferred source to see more of our stories on Google. Native Americans hold their annual Indigenous Peoples Day Sunrise Gathering on Alcatraz Island on Monday. (Sarah McGrew / S.F.

In a stunning turn of events, Donald Trump’s latest real estate venture has shifted focus from high-rise towers to one of the ...