Huntingdon is located on the Juniata River, which parallels the route for much of the day's riding through rural valleys, eventually connecting with the Susquehanna River just north of Harrisburg. With large mountain ranges running northeast-to-southwest, this stretch of the trail provides some dramatic scenery, and a couple of the steepest climbs on the route.
The town of Newport in Perry County is a particularly interesting rest stop, with food and drink choices. Perry County was the last county in Pennsylvania to not have a single traffic light, a distinction that ended in 2010.
Once the route hits the Susquehanna River, there are two options The official 9-11 route on the East Shore (Route 22) now goes through a small underpass north of Dauphin that recently was declared unsafe for biking by Pennsylvania DOT. An effort to resolve their concerns is currently (early 2018) underway. The other biking option is to remain on the West Shore (route 15) at Duncannon, until reaching Wormleysburg just across from Harrisburg (which is easily accessed by a multi-use trail along the Harvey Taylor bridge, which leads directly to the state capitol building.
Whichever side you choose, the highlight of the day very well may be five miles north of Harrisburg at the Rockville Railroad Bridge, which at the time of its completion in 1902 was the longest stone masonry arch railroad viaduct in the world. It still is today. With 48 70-foot spans, for a total length of 3,820 feet, it carries much of the freight rail traffic that is visible from the 9-11 trail between Johnstown and Harrisburg.
171.384 km / 106.493 mi
1,215 m / 3,985 ft
1,314 m / 4,311 ft
246 m / 806 ft