NPR's Juana Summers talks with maritime archaeologist Tamara Thomsen about the record number of shipwreck discoveries in the Great Lakes in recent years, including two just in the last several months.

The iconic Lake Michigan is one of the most recognizable landmarks in the Midwest. Stretching 321 miles across four U.S. states, it’s known for its sandy beaches and outdoor recreation opportunities.

A Canadian freighter, the SS James Carruthers, disappeared into Lake Huron’s icy, deep blue waters, until David Trotter and his crew found it.

Since 2011, the Australian, American, Cement and Blue Water relics off the island's coast have been recognised as protected ...