Purgatoire River
Comanche National Grassland map
Comanche National Grasslands Map
Approximate mileages each way:
Bulletin Board to Pipe Gate 3.0 miles
Bulletin Board to Purgatoire River 4.0 miles
Bulletin Board to Cemetary 6.7 miles
Bulletin Board to Dinosaur Tracks 8.3 miles
Bulletin Board to Rourke Ranch 11.7 miles

Access is limited to hiking, non-motorized bicycles and horseback. Usage is heavy in spring and fall, moderate in summer and light in winter. Picketwire Canyonlands is only open from dawn to dusk and there is no overnight camping.

aerial photo of the dinosaur tracksite
An aerial view of the tracksite area
courtesy US Forest Service, Geometronics Group