Storm Castle is a easy to access hike along the East wall of the Gallatin river 17 miles from Four Corners outside of Bozeman, Montana. From Four corners simply take the 191 South into the canyon to Storm Castle Road on the left between mile markers 66 & 67. If you pass the flats and see Hell Roaring Trailhead look back and you can see Storm Castle Peak, turnaround! Storm Castle Peak is a rocky outcropping with slide areas, winding trails climbing the South face and whe