Located in the Sunwapta River Valley, 1.75 km east of Diadem Peak. Winston Churchill Range, Jasper Park, Alberta Major headwater Athabasca River.
Latitude 52; 18; 45 Longitude 117; 23; 45, Topo map 83C/06
Can be seen from Highway 93N

Named in 1947. When N.E. Odell completed the solo first ascent he found that the summit rocks, "...were carved out of dark limestone into fantastic, mushroom-like forms." Official name.

First ascended in 1947 by N.E. Odell