The lake is " a classic example of a landslide lake ", dammed by a slide of sandstone blocks which fell into the Lake Creek valley about 1, 400 years ago.
2.
The East Face above Landslide lake has a drop of up to, longer than that of El Capitan in Yosemite, making it one of the tallest continuous mountain faces in the world.
3.
On June 23, 1946, a Strathcona Park, caused a slide which resulted in 1.5 million cubic metres ( 53 million cubic feet ) of rock, about half of which found its way to Landslide Lake below.