Experts unveiled high-resolution sonar scans of the USS Monitor, captured by cutting-edge underwater technology at the Mariners' Museum and Parks.

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.

Although it now serves as a reef for marine life, researchers have always had trouble visiting the wreck to assess the environment and the ironclad itself. The majority of the Monitor rests about 240 ...

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