Girdwood is an unincorporated year-round ski resort community within the Municipality of Anchorage in the U.S. state of Alaska. It lies in a valley in the Chugach Mountains near the end of the Turnagain Arm of Cook Inlet, 38 miles (61 km) southeast of Anchorage proper. It is surrounded by seven permanent glaciers. Summer activities include hiking, fishing and rafting, but Girdwood is best known for winter skiing and snowboarding at Alyeska Resort on Mount Alyeska. Girdwood also hosts the Girdwood Forest Fair every summer. Girdwood has the northernmost rain forest in the world.