Mountains and hills of England the Pennines (often called "the backbone of England") continues into the Yorkshire Dales, a limestone-dominated area of broad valleys and moorland. The Yorkshire Three Peaks are some of the highest summits in the area, which became a national park in 1954. The Yorkshire Dales end at Skipton, and a short distance to the south is a range of moors that rises up between the urban cores of Greater Manchester and West Yorkshire. The range has no continuous name - the western part as far as Blackburn is called the West Pennine Moors, the eastern part north of the A646 (including
Backbone Mountain MNF fire control and conservation programs. While the cab of the tower is not open to the public, the 133 steps leading to it are. From the tower it is possible to view the surrounding area, including Cheat River watershed, Parsons, Blackwater Canyon, Canaan Mountain and the Otter Creek Wilderness. Crabtree Woods, on the northwest slopes of Backbone Mountain, is in the Potomac-Garrett State Forest. It constitutes Maryland's largest surviving remnant of old-growth forest: over of mixed Appalachian hardwoods (sugar maple, red oak, basswood and cucumber tree). Backbone Mountain Backbone Mountain is a ridge of the Allegheny Mountains of the