Now, 40 years later, Boehme wants to launch another treasure hunt. As executive director of the Great Lakes Observing System, she's leading a campaign to map every meter of the lakes' bottom.

Lake Erie is the shallowest of the Great Lakes but bests its cousins in several other ways. Find out more about all the Great ...

MADISON, Wis. — The Great Lakes’ frigid fresh water used to keep shipwrecks so well preserved that divers could see dishes in the cupboards. Downed planes that spent decades underwater were ...

The Great Lakes’ frigid fresh water used to keep shipwrecks so well preserved that divers could see dishes in the cupboards. Now, an invasive mussel is destroying shipwrecks deep in the depths ...

The Great Lakes cover over 94,000 square miles. For people who live surrounded by them, the lakes are a source of pride - and ...

MADISON, Wis. (AP) — The Great Lakes’ frigid fresh water used to keep shipwrecks so well preserved that divers could see dishes in the cupboards. Downed planes that spent decades underwater ...

Great Lakes' shipwrecks and the intriguing stories behind them Published: Dec. 28, 2016, 12:00 p.m. By Peter Krouse, cleveland.com The murky, but fascinating world of Great Lakes shipwrecks made clear ...

Great Lakes researchers found 3 shipwrecks this summer in Lake Superior. Here are their stories. Miriam Marini Detroit Free Press 0:05 ...

MADISON, Wis. (AP) — The Great Lakes’ frigid fresh water used to keep shipwrecks so well preserved that divers could see dishes in the cupboards. Downed planes that spent decades underwater ...

MADISON, Wis. — The Great Lakes’ frigid fresh water used to keep shipwrecks so well preserved that divers could see dishes in the cupboards. Downed planes that spent decades underwater were ...

Quagga mussels, finger-sized mollusks with voracious appetites, have become the dominant invasive species in the lower Great Lakes over the past 30 years, according to biologists.

MADISON, Wis. — The Great Lakes’ frigid fresh water used to keep shipwrecks so well preserved that divers could see dishes in the cupboards. Downed planes that spent decades underwater were ...