It is composed of broken coral, driftwood, and sand. Some took to crudely made rafts of driftwood and logs. Several texts, including O, are carved on gnarled driftwood. It attaches to rocks, roots, and driftwood. Wood is scarce in the Arctic, except in the form of occasional driftwood. Large numbers of juveniles can often be found hiding beneath floating driftwood. These they filled with driftwood, musk ox dung, and bones. Less common forms include windswept, weeping, split-trunk, and driftwood styles. Mariah exudes as much sentiment as hollowed-out driftwood. Boats made out of driftwood and whale skin are still used today. There is also a subset of driftwood known as drift lumber. Naturally occurring debris, such as driftwood, are also present. The trailhead is accessed off Mason Hill Road above Driftwood, PA. A residence crafted from driftwood acquired from the Okanogan River. Other possible fuels include driftwood and animal dung.