Operational since 1900, Three Mile Island Camp is a volunteer-managed, family-oriented facility that is operated by The Appalachian Mountain Club. The camp spreads over an area of more than 40 acres and features a recreation hall, fireplaces, cabins and outhouses, as well as a waterfront with canoes, kayaks and sailboats. It provides facilities for playing cards, swimming, boating, tennis and volleyball. The camp also offers a variety of dining options and games for its guests. Three Mile Island Camp provides online boating lessons and reservation options. In, addition it organizes canoe trips and conducts yoga classes. Three Mile Island Camp is located in Laconia, N.H. The Appalachian Mountain Club is a nonprofit conservation and recreation organization that was founded in 1876.