Northern Tier, National High Adventure Bases:

 

 

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 and points beyond.Programs at 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.