The Scarborough Bluffs (also known as The Bluffs) is an escarpment in Scarborough, Toronto, Ontario, Canada. Forming much of the eastern portion of Toronto's waterfront, it is located along the shoreline of Lake Ontario. At its highest point, the escarpment rises 65 metres (213 ft) above its foot and spans a length of 14 kilometres (8.7 mi). It was first named in 1793. The Bluffs has been described as a "geological wonder" and a unique feature in North America.