High Rocks features 10 miles of hiking trails near Tinicum, PA.
From Doylestown take 611 N until Dark Hallow RD. Turn Right. Follow Dark Hallow RD until Stover Park RD, turn right onto Sover Park Rd. Then make next left onto Tory RD and park on the left. OR(recommended) keep following Tory Rd and make a right onto Cafferty RD and park at Tohickon Valley Park.
http://www.tripleblaze.com/trail.php?c=3&i=1049