Location: Oceanside, California Trail head coordinates: N33.17320 W117.28253 Skill Level: Intermediate to advanced Trail Type: Single track, out-and-back Length: Low trail – 5.5 miles. High trail – ~3 miles. Photos with corresponding waypoints and descriptive text. Download GPS Map datum. Description: Calavera Preserve is a little known multi-use area (namely hikers, birdwatchers, and mountain bikers) [...]