The Hidden Valley Viewpoint via Santa Ana River Trail to Chaparral Trail Lo horse trail is a 3.0 mile Out & back trail that wanders through the Santa Ana River Regional Park and . This trail is accessible in Spring, Summer, Fall, Winter.
The Hidden Valley Viewpoint via Santa Ana River Trail to Chaparral Trail Lo horse trail is a 3.0 mile Out & back trail that wanders through the Santa Ana River Regional Park and . This trail is accessible in Spring, Summer, Fall, Winter.