Alleghenies Apr 2026

: The range has been home to humans for thousands of years, from the indigenous Monongahela and Shawnee to the Scotch-Irish and German immigrants who braved the "western waters" in the 1700s. Expand map Industrial History Scenic Peaks & Wilds Rivers & Trails Pennsylvania Turnpike Abandoned Tunnels

: The Allegheny Portage Railroad was a 19th-century marvel that used inclined planes to haul canal boats over the mountains. alleghenies

: A sharp, massive escarpment that serves as the Eastern Continental Divide , separating the Mississippi River and Chesapeake Bay watersheds. : The range has been home to humans

The mountains have shaped American industry and transportation: alleghenies

The —often called the Alleghenies—form the rugged western-central portion of the Appalachian Mountains . Historically a formidable barrier to westward travel, they now serve as a premier destination for outdoor recreation, stretching approximately 300 to 400 miles from north-central Pennsylvania through western Maryland and eastern West Virginia. Geological and Natural Highlights