Join OC Parks and Laguna Canyon Foundation at...

​​​​​​* This program begins at the James Dilley...

Enjoy a mountain bike ride in the backcountry with...

*This program begins at Canyon View Park, 22144...

*This program will begin at Laguna Canyon...

Enter a world of creativity and make nature-themed...

This program has been canceled due to wet and...

This program has been canceled due to wet and...

Join us as we work toward restoring healthy...

Dogs not permitted. Parking Fee: $3 daily. Machine accepts $1 bills and quarters or Visa/Master Card. Park may be closed for up to three days following rain. Park Map Park Brochure As a wildlife sanctuary, Thomas F. Riley Wilderness Park is home to an abundant number of native plants and...