The Pottsville Escarpment is a resistant

sandstone Sandstone is a Clastic rock#Sedimentary clastic rocks, clastic sedimentary rock composed mainly of grain size, sand-sized (0.0625 to 2 mm) silicate mineral, silicate grains, Cementation (geology), cemented together by another mineral. Sand ...

belt of

cliff In geography and geology, a cliff or rock face is an area of Rock (geology), rock which has a general angle defined by the vertical, or nearly vertical. Cliffs are formed by the processes of weathering and erosion, with the effect of gravity. ...

s and steep sided, narrow crested

valley A valley is an elongated low area often running between hills or mountains and typically containing a river or stream running from one end to the other. Most valleys are formed by erosion of the land surface by rivers or streams over ...

s in eastern Kentucky, USA. It features

rock shelter A rock shelter (also rockhouse, crepuscular cave, bluff shelter, or abri) is a shallow cave-like opening at the base of a bluff or cliff. In contrast to solutional caves (karst), which are often many miles long or wide, rock shelters are alm ...

waterfall A waterfall is any point in a river or stream where water flows over a vertical drop or a series of steep drops. Waterfalls also occur where meltwater drops over the edge of a tabular iceberg or ice shelf. Waterfalls can be formed in seve ...

s, and

natural bridge A natural arch, natural bridge, or (less commonly) rock arch is a natural landform where an arch has formed with an opening underneath. Natural arches commonly form where inland cliffs, coastal cliffs, fins or stacks are subject to erosion fro ...

s. It is also called the Cumberland Escarpment and forms the western edge of the

Cumberland Plateau The Cumberland Plateau is the southern part of the Appalachian Plateau in the Appalachian Mountains of the United States. It includes much of eastern Kentucky and Tennessee, and portions of northern Alabama and northwest Georgia. The terms " Al ...

. It is largely located within the

Daniel Boone National Forest The Daniel Boone National Forest (originally the Cumberland National Forest) is a national forest in Kentucky, United States. Established in 1937, it includes of federally owned land within a proclamation boundary. The name of the forest was ...

, the original area of which was located to specifically include this rugged strip of land. Several significant natural areas in Kentucky are located within the

escarpment An escarpment is a steep slope or long cliff that forms as a result of faulting or erosion and separates two relatively level areas having different elevations. Due to the similarity, the term '' scarp'' may mistakenly be incorrectly used inte ...

zone. These include the

Red River Gorge The Red River Gorge is a canyon system on the Red River in east-central Kentucky, United States. Geologically it is part of the Pottsville Escarpment. The gorge lies within the Daniel Boone National Forest and was subsequently designated th ...

Geologic Area, Natural Bridge State Park,

Cumberland Falls Cumberland Falls, sometimes called the Little Niagara, the Niagara of the South, or the Great Falls, is a waterfall on the Cumberland River in southeastern Kentucky. Spanning the river at the border of McCreary and Whitley counties, the waterfa ...

, Big South Fork National Recreation Area, and others.

References

Geology of Kentucky
Escarpments of the United States Landforms of Kentucky {{Kentucky-geo-stub

See also

References