Boundary Waters Canoe Area Wilderness

Boundary Waters Canoe Area Wilderness
Sunset over Pose Lake, a small lake accessible only by foot
LocationCook, Lake, Saint Louis counties, Minnesota, United States
Nearest cityEly, Minnesota
Grand Marais, Minnesota
Coordinates48°N 91°W / 48°N 91°W / 48; -91
Area1,090,000 acres (4,400 km2)
Established1978
Visitors105,000 (in 2015)
Governing bodyU.S. Forest Service

The Boundary Waters Canoe Area Wilderness (BWCAW or BWCA) is a vast wilderness in the Superior National Forest of northeastern Minnesota. It comprises 1,090,000 acres (440,000 ha) of pristine forests, glacial lakes, and streams. Located at the Boundary Waters, it is administered by of the United States Forest Service.

Efforts to preserve the primitive landscape began in the 1900s and culminated in the Boundary Waters Canoe Area Wilderness Act of 1978. The area is a popular destination for canoeing, hiking, and fishing, and is the most visited wilderness in the United States.