The white cliffs of Upper Newport Bay are composed primarily of microscopic diatoms representing the Monterey Formation and were formed 15 million years ago. Further north, past Big Canyon is the "…

No domestic pets. (horses exempt). No smoking. Consumption of intoxicants prohibited. Use of motorized vehicles and equipment is prohibited. Minors (under 18 years) should be accompanied by an…

Barbeques/Fire Rings Barbeques are scattered throughout the park and are available for public use. Barbeques require the use of charcoal briquettes. Visitors may wish to bring their own…

Bicycling/Bike Trails A variety of trails exist within the park. Please use only marked or signed park trails. Some trails have an elevation gain/loss of over 600'. Please dress appropriately…

Consumption of intoxicants prohibited. A speed limit of 10 MPH enforced at all times. Vehicle operations restricted to designated roads. Fires are permitted only in fireplaces and approved camp…

During the past 15,000 years the Gabriolino mission indian tribe, or "Tongva" used this area of hills and valleys for hunting and gathering.In the late 1800's oil was discovered in the Brea area. Oil…

Dogs Permitted Interpretive Center Interpretive Programs Two locations in the park are offered for weddings: the historic St. George's Episcopal Mission (capacity 75) and an outdoor Victorian…

Arden: Helena Modjeska Historic House and Gardens Heritage Hill Historical Park Irvine Ranch Historic Park George Key Ranch Historic Park Old Orange County Courthouse Ramon Peralta Adobe…

Laguna Canyon Foundation: Laguna Canyon Foundation, volunteering and helping to preserve, protect and enhance the South Coast Wilderness. 949-497-8324 Aliso and Wood Canyons Wilderness Park Resource…

The 2018 OC Parks Strategic Plan was approved by the Orange County Board of Supervisors on Dec. 4, 2018. The plan compiles research, outreach and discussions with the public, stakeholders, the County…