Think you know the Great Lakes? Here are some little-known facts
What’s so great about the Great Lakes? - Cheri Dobbs and Jennifer Gabrys
Great Lakes Facts
The Mysteries Of North America's Great Lakes | Naked Science | Spark
North America's Forgotten Great Lakes
Lake Michigan: The Deadliest Great Lake
The hidden danger in the Great Lakes
What are the Great Lakes? Facts for Kids
Prerelease is Here! Duskmourn Collector Case Opening #5: What Did You Play?
North America's OTHER Forgotten "Great Lakes"
WORLD GEOGRAPHY 101: The Great Lakes
5 Ships that Mysteriously Vanished on the Great Lakes
5 Great Lakes Shipwrecks
10 Mysteries Lurking Underneath the Great Lakes
Ghost Ships of the Great Lakes: Lost Beneath the Waves (Full Episode) | National Geographic
Why Are There 100+ Sunken WW2 Warplanes At The Bottom Of Lake Michigan? | Heroes On Deck
The Great Lakes of Canada; Why they Occur Along a Straight Line
The Stonehenge DEEP BELOW Lake Michigan's SURFACE
Incredible by Any Measure... the Great Lakes
13 Most Amazing Facts About Lake Ontario