ランゲル
Its Grand Canyon represents the top grade in difficulty for a kayak descent. Considered one of the last truly wild major rivers in British Columbia, it drains a rugged, largely pristine, area east of the Coast Mountains, cutting a fast-flowing course through the mountains in deep glacier-lined gorges to empty into Eastern Passage, just north of the city of Wrangell, Alaska, which is situated at the north end of Wrangell Island in the Alexander Archipelago.