The
Tongass National Forest in southeastern
Alaska is the largest
national forest in the
United States at . Most of its area is part of the
temperate rain forest WWF ecoregion, itself part of the larger
Pacific temperate rain forest WWF ecoregion, and is remote enough to be home to many species of endangered and rare flora and fauna. The Tongass, which is managed by the
United States Forest Service, encompasses islands of the
Alexander Archipelago,
fjords and
glaciers, and peaks of the
Coast Mountains. An
international border with
Canada (
British Columbia) runs along the crest of the
Boundary Ranges of the Coast Mountains. The forest is administered from Forest Service offices in
Ketchikan. There are local ranger district offices located in
Craig,
Hoonah,
Juneau, Ketchikan,
Petersburg,
Sitka,
Thorne Bay,
Wrangell, and
Yakutat.