Family owned and operated since 1974, Denali Raft Adventures, Inc. is the original raft company on the Nenana River at the entrance of Denali National Park, Alaska. They offer 2 hours to all day raft trips, Gore-Tex dry suits for the utmost in comfort, neoprene boots, Coast Guard approved life jacket, and a guided 18 foot raft which allows you to experience a sense of adventure and fun for an activity that has inherent risks.