Run it…hike it…rock it! Challenge yourself to a 5K or 12K run or hike, and enjoy the beauty of Caspers Wilderness preserve, nestled among the river terraces and sandstone canyons of the western coastal Santa Ana Mountains. Take it all in with Rock it Racing’s 5K or 12K! All finishers receive a medal, nice tech shirt, race photos, and other goodies! Anyone can do it: Run it. Hike it. Walk it. Rock it!