Lake Huron: Home to the World's Largest Lake Island & Georgian Bay

Lake Huron (second-largest Great Lake by surface area) holds two geographic superlatives:

Manitoulin Island – World's Largest Freshwater Lake Island

• Area: 2,766 km² (1,068 sq mi)
• Population: ~13,000 (year-round), swelling in summer
• Unique feature: Contains Lake Manitou—the world's largest lake on an island in a lake.
• Culture: Six Anishinaabe First Nations; rich Indigenous heritage.

Georgian Bay – The "Sixth Great Lake"

• Area: ~15,000 km² (nearly Lake Ontario's size)
• 30,000+ Islands – The "Thirty Thousand Islands" UNESCO Biosphere Reserve.
• Distinct ecology: Clearer, colder water; unique fish communities.
• Recreation: World-class sailing, kayaking, diving (shipwrecks).

Together, Manitoulin and Georgian Bay make Lake Huron a freshwater archipelago unlike any other—an inland sea with an island that has its own lake, and a bay that's practically a lake itself.