Cuillin Cuillin The Cuillin ( or ') is a range of rocky mountains located on the Isle of Skye in Scotland. The main Cuillin ridge is also known as the Black Cuillin to distinguish it from the Red Cuillin (', known locally as Red Hills), which lie to the east of Glen Sligachan. The peaks of the Black Cuillin are mainly composed of gabbro, a very rough igneous rock which provides a superb grip for mountaineers; and basalt, which can be very slippery when wet. The rocks forming the ridge of the Black Cuillin (and outliers such Bla Bheinn) are dark
Hills in the Puget Lowland counties) Whidbey Island and Camano Island are islands in Puget Sound and form the bulk of Island County. The Blue Hills of the Kitsap Peninsula are unusual in that they are composed of basalt bedrock, not glacial till. Bainbridge Island is an island in Puget Sound. Landforms in South Puget Sound (Thurston and Mason counties) The Issaquah Alps Bellevue, Issaquah and Newcastle on the Eastside are considered part of the Cascades foothills by many authors. They are basalt intrusions possibly related to the Blue Hills of the Kitsap Peninsula. Highest point Tiger Mountain summit, . The Anacortes Community Forest Lands