Category
page 1Regions of Pennsylvania
New York metropolitan area
The New York metropolitan area, also called the Tri-State area and sometimes referred to as Greater New York or Metro New York, is the largest metropolitan economy in the world, with a gross metropolitan product of over US $2.6 trillion. It is also the largest metropolitan area in the world by urban landmass, encompassing 4,669.0 sq mi (12,093 km2). Among the most populous metro areas in the world, New York is the largest metropolitan statistical area in the United States and the only one with more than 20 million residents, according to the 2020 U.S. Census.
Philadelphia metropolitan area
metropolitan area in the United States
Appalachian Plateau
series of rugged dissected plateaus in the eastern United States
Washington–Baltimore combined statistical area
combined statistical area in the United States
Great Appalachian Valley
major landform in eastern North America
Lehigh Valley
valley in Pennsylvania, part of the Great Appalachian Valley
Allegheny National Forest
National Forest in the United States
Cumberland Valley
valley in Pennsylvania, part of the Great Appalachian Valley
Wyoming Valley
metropolitan area in Pennsylvania, United States
Ridge-and-Valley Appalachians
physiographic province of the larger Appalachian division
Pennsylvania Dutch Country
geographic region
Northern Tier
region of Pennsylvania