This peak is #2 on the Height List for Northwest Territories . This peak is #11 in Prominence List for Northwest Territories . Mount Sir James MacBrien, was long thought to be the highest peak in the Northwest Territories, but an unnamed peak known unofficially as Mount Nirvana has been found to be 14 m higher. The mountain is named after James MacBrien (1878-1938), a native of Port Perry, Ontario, who was a distinguished soldier and commissioner of the Royal Canadian Mounted Police from 1931 to 1938. The Southwest Face is a good route finding scramble for those in need of an easy day. Be sure to take an ice axe and crampons. The most difficult side of the peak is the East face, an ugly series of rock walls separated by slashing diagonal ice or snow couloirs.