State Route 52 is a state highway in San Diego County, California, United States. It extends from La Jolla Parkway at Interstate 5 in La Jolla, San Diego, to SR 67 in Santee. It is a freeway for its e
SR 52 westbound heading towards I-15
A Bell's vireo, of which the least Bell's vireo is a subspecies
SR 52 crossing a canyon in Mission Trails Regional Park
Opening celebration on March 19, 2011
The San Diego River is a 52 mi river in San Diego County, California. It originates in the Cuyamaca Mountains northwest of the town of Julian, then flows to the southwest until it reaches El Capitan R
Looking upstream near mouth
Crossing in Mission Trail Regional Park
Old Mission Dam in Mission Trails Regional Park
Coast to Crest Trail crosses river near headwaters