sentences:  Nimpo Lake is the jumping off point to the wilderness, much of it inaccessible to people except by floatplane or on foot.You can go flightseeing over Hunlen Falls, the third longest freefalling waterfall in Canada, or fly over the multicolored Rainbow Mountains or Monarch Mountain and see the pristine icefields.There is canoeing on the Turner Lake Chain in nearby Tweedsmuir Park, and a number of activities available to visitors of the area.