she's leading a campaign to map every meter of the lakes' bottom. The effort, the marine scientist says, will pinpoint hundreds of underwater shipwrecks, illuminate topographical features and ...

she's leading a campaign to map every meter of the lakes' bottom. The effort, the marine scientist says, will pinpoint hundreds of underwater shipwrecks, illuminate topographical features and ...

she’s leading a campaign to map every meter of the lakes’ bottom. The effort, the marine scientist says, will pinpoint hundreds of underwater shipwrecks, illuminate topographical features and ...

she's leading a campaign to map every meter of the lakes' bottom. The effort, the marine scientist says, will pinpoint hundreds of underwater shipwrecks, illuminate topographical features and ...

Push to Map Great Lakes Bottom Gains Momentum Amid Promises Effort Will Help Fishing and Shipping MADISON, Wis. (AP) — Jennifer Boehme grew up scouting beaches around her home in St. Petersburg ...