Backpacking Pictured Rocks, MI Beaver Lake & Coves Area with Our Hammocks. uptrail71 Backpacking, Hiking, Gear Review, and Outdoor Activities. This was a short 5 mile total relaxing trip with our hammocks. Also this was my wife's first time hiking around the Beaver Lake area. The bonus video footage was taken just after our backpack trip. Miners Castle and Miners Beach at Pictured Rocks.