The mountains have shaped American industry and transportation:
: 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 alleghenies
: A flat, well-maintained trail between Ohiopyle and Confluence that follows beautiful rapids and connects to the broader Allegheny Highlands Trail . alleghenies