Bodies of Water that Have Covered Toronto


1.8 BILLION YEARS BC HELIKIAN SEA

440 MILLION YEARS BC IAPETUS OCEAN (Ordovician Period)

100 THOUSAND YEARS BC LAKE COLEMAN

70 THOUSAND YEARS BC LAKE SCARBOROUGH

30 THOUSAND YEARS BC LAKE THORNCLIFFE

11 THOUSAND YEARS BC LAKE PEEL

CURRENT - LAKE ONTARIO