 The Lions are composed of hornblende diorite, the oldest plutonic rock on the West Coast of Canada.Hikers can climb up to the ridge between the East and West Lion peaks using either the Binkert Trail leading up from Lions Bay, or the Howe Sound Crest Trail.The Binkert Trail, named after Paul Binkert of the British Columbia Mountaineering Club, is one of the most popular in the Lower Mainland.