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This section includes Pennsylvania's highest point, Mount Davis, which stands at 3,213 feet (979 m) above sea level. Many of the mountains are long and broad with relatively shallow and broad valleys. Unlike the Appalachian Mountain section, the streams of this area have not cut deep and well defined valleys into the earth.
Blue Mountain, Blue Mountain Ridge, or the Blue Mountains of Pennsylvania, is a ridge of the Appalachian Mountains in eastern Pennsylvania.Forming the southern and eastern edge of the Ridge-and-Valley Appalachians physiographic province in Pennsylvania, Blue Mountain extends 150 miles (240 km) from the Delaware Water Gap on the New Jersey border in the east to Big Gap in Franklin County in ...
The Allegheny Group, often termed the Allegheny Formation, [2] is a Pennsylvanian-age geological unit in the Appalachian Plateau.It is a major coal-bearing unit in the eastern United States, extending through western and central Pennsylvania, western Maryland and West Virginia, and southeastern Ohio.
The Pennsylvania Dutch region in south-central Pennsylvania is a favorite for sightseers. The Pennsylvania Dutch, including the Amish, Mennonites, and at least 15 other sects are common in the rural areas around the cities of Lancaster, York, and Harrisburg with smaller populations extending northeast to the Lehigh Valley and up to the Susquehanna Valley.
The "Pennsylvania Salient" in the Appalachians appears to have been formed by a large, dense block of mafic volcanic rocks that became a barrier and forced the mountains to push up around it. 2012 image from NASA's Aqua satellite. Generalized east-to-west cross section through the central Hudson Valley region. USGS image.
The roadcut on the north side of the Pennsylvania Turnpike at the Narrows water gap (where the Raystown Branch cuts through Evitts Mountain) exposes a continuous section of the Reedsville Formation, Bald Eagle Formation, Juniata Formation, and the Tuscarora Formation. The beds of the Bald Eagle are overturned, folded, and faulted.
Buck Mountain (also known as Bucks Mountain [1]) is a mountain in Columbia County and Luzerne County, Pennsylvania, in the United States. [2] Its elevation is 1,942 feet (592 m) above sea level . The mountain contains deposits of coal (specifically anthracite ).
Archbald Pothole State Park is a 149.16-acre (60.36 ha) Pennsylvania state park in Archbald, Lackawanna County, Pennsylvania. The focal point of the park is Archbald Pothole. The pothole is a remnant of the Wisconsin Glacial Period, 38 feet (11.6 m) deep with a largest diameter of 42 feet (12.8 m) by 24 feet (7.3 m). It has drawn tourists since ...