The World War I-era USS F-1 submarine wreck, lost in 1917, was explored by researchers using advanced technology, capturing new images and its honoring fallen sailors.

World War I memorial unveiled in Washington, D.C. 00:58 On Dec. 17, 1917, the U.S. submarine USS F-1 was lost at sea during a training accident off the coast of California, killing 19 crew members ...

High-definition pictures of a World War I-era U.S. Navy submarine that sank to the bottom of the ocean near San Diego were just released, over a century after it was lost at sea.

WWI sub captured in never-before-seen images off San Diego coast. Stephen Smith. Updated May 24, 2025 at 1:55 PM. ... Using sonar systems on Sentry and the research vessel Atlantis, ...

A deep-sea training and engineering dive off the coast of San Diego provided an opportunity for never-before-seen imagery of the U.S. Navy submarine USS F-1, lost at sea in an accident on December ...

A Lost WWI Submarine Is Discovered ‘Remarkably Intact’ After 100 Years. ... “Although Alvin and Sentry are critical for revealing deep-sea geologic hazards and studying remote ecosystems, ...

A World War I submarine wreck off the coast of Southern California has been captured for the first time in new video and images made possible using advanced deep-sea imaging technology.. The sunken ...

A World War I submarine wreck off the coast of Southern California has been captured for the first time in new video and images made possible using advanced deep-sea imaging technology.. The ...

The World War I-era USS F-1 submarine wreck, lost in 1917, ... "While these depths were well within the dive capability for Alvin and Sentry, ...

Watch Video: World War I memorial unveiled in Washington, D.C. On Dec. 17, 1917, the U.S. submarine USS F-1 was lost at sea during a training accident off the coast of California, killing 19 crew ...