Great Minquas Path was a trade route starting from a river which is how long?
Susquehanna River The Susquehanna River ( ; Lenape: Siskëwahane) is a major river located in the northeastern United States. At 464 mi long, it is the longest river on the East Coast of the United States that drains into the Atlantic Ocean, via the Chesapeake Bay. With its watershed, it is the 16th-largest river in the United States, and the longest river in the early 21st-century continental United States without commercial boat traffic.
West Fork River The West Fork River is a principal tributary of the Monongahela River, 103 miles (166 km) long, in north-central West Virginia in the United States. Via the Monongahela and Ohio Rivers, it is part of the watershed of the Mississippi River, draining an area of 881 square miles (2,284 km²) on the unglaciated portion of the Allegheny Plateau.