Three-dimensional images and digital illustrations offer a detailed new look at the USS Monitor, an important Civil War ship that sank more than 160 years ago and has since become a reef.

The National Oceanic and Atmospheric Administration (NOAA) recently released highlights from its 2025 survey of the USS Monitor, the iconic prototype ironclad warship that sank during the Civil War.

American defense contractor Northrop Grumman and the (NOAA) released the highest resolution images to date of the USS Monitor.