JM went hiking Sister Rocks October 24, 2015 7 miles 1,750 feet gained Observation Peak - Sister Rocks Trapper Creek Wilderness 1 No story yet for this hike. The map and photos still have plenty to say. More from JM Eastern Gorge wildflower hikes April 17, 2016 Coyote Labyrinth Loop March 26, 2016 Tilly Jane to Cooper Spur shelter February 7, 2016 Pocket Creek snowshoe January 31, 2016