Camelback? I wear three! One for water, one for stove fuel, one for chain lube. I strap my tent to my left leg and my sleeping bag to my right leg. My camera gets taped into my left underarm, and I wear the extra batteries as a necklace. I keep an emergency can of tuna taped into my right underarm. To save weight, I wear my panniers on my feet and leave my shoes at home.