Northern Tier High Adventure
Northern Tier High Adventure is a collection of high adventure bases run by the Boy Scouts of America in the Boundary Waters Canoe Area Wilderness of Minnesota, Ontario's Quetico Provincial Park and Canadian Crown Lands, Manitoba's Atikaki Provincial Wilderness Park, Woodland Caribou Provincial Park, and points beyond. Northern Tier is the oldest of the four National High Adventure Bases operated by the Boy Scouts of America; the others currently in operation are Philmont Scout Ranch in New Mexico, Florida Sea Base in the Keys, and The Summit in West Virginia. The oldest, largest and most prominent of the Norther Tier bases is the Charles L. Sommers National High Adventure Base. Central to its programs is trips into the Boundary Waters Canoe Area Wilderness (BWCA) and Quetico Provincial Park Programs at the Northern Tier vary by season. In the summer, participants undertake wilderness canoe excursions. There are no lodgings along these trips, and aircraft and motorboats are heavily restricted. Typical treks may cover 50 to 150 miles and take 6 to 10 days, with a maximum duration of 14 days. Accompanying each crew is a staff member called an "Interpreter", formerly known as a "Charlie Guide". Programs and bases Northern Tier