Philadelphia - Chestnut Hill to Ambler to North Wales. For more info + connections to other routes, see www.roberts-1.com/b/x/pb. This route is one stage of a loop connecting Philadelphia + Bethlehem -- search Bikely on [BPhB]. Labels on points form a detailed cue sheet (click on Show, select Cue Sheet). Points have not been tweaked or tested for GPS navigation. This stage has routeID [BPhB6]. It connects from Phila to Bethlehem sec 1 [BPhB5], and connects to Phila to Bethlehem sec 3 [BPhB7]. Not checked by us since 2009.by NJwandr