The Frontenac Arch Biosphere Network

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Geological Points

Underwater Waterfalls
1/2 km east of the Thousand Islands Bridge

Sedimentary/Granite boundary layers
Highway 401 rock cut, at highway 15
Highway 401 1/2 km east of Sherwood Springs Road overpass

Rock cuts with Sills, Dykes
Thousand Islands Parkway, 1/2 km east of Narrows Lane

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