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> Princeton, NJ: Sourland Mountain Preserve
Climb over bridges, boardwalks, and singletrack full of roots and rocks on this advanced, 6.3-mile loop through Sourland Mountain Preserve.
The USGS topographic map below is custom-centered on Princeton, NJ: Sourland Mountain Preserve. Customize a map online, and we'll print and ship you a
large-format waterproof map. Custom prints start at only $9.95 for an 18" x 24" field map, but you can build huge 5' x 8' wall posters too!