Riley Wilderness Park is as rich in local history as it is in native wildlife. The first Spanish presence occurred in 1769 when Captain Gaspar de Portola and his entourage of 63 soldiers and 2…

OC Public Works will perform ADA improvements at Carbon Canyon Regional Park in Brea.WHAT: Temporary walkway and path closures details:Work will begin on the existing walkway along the pull-in…

The history of the ranch began with James Irvine. He joined two others owning the property before becoming the sole owner of it in 1878. After his death in 1886, his son James Irvine II (J.I.) became…

OC Parks is working to maintain an existing rock shore protection device in Niguel Shores. The Niguel Shores rock revetment protects approximately 1,250 feet of coastal frontage supporting…

Consumption of intoxicants prohibited. Park only in designated areas. All fires are prohibited. Fire prevention must be the first concern of every visitor. No pets. (horses exempt) Park…

Fall - Winter Hours, 7 a.m. to 6 p.m. PDTSpring - Summer Hours, 7 a.m. to 9 p.m. PSTOffice Hours: Every other Monday 7:30 a.m. to 2:30 p.m., Tuesday – Friday 7:30 a.m. to 3:30 p.m. Please call ahead…

  The County of Orange Paleontology and Archaeology (COPA) collection contains more than six million artifacts and fossils collected since the 1970s from within the County and throughout…

  PaleontologyThe paleontology collection includes local Orange County fossils dating as far back as the Jurassic period 180 million years ago, including notable type specimens. Orange…

Irvine Regional Park is expecting an increase in visitation throughout March and April, especially on weekends. The park entrance may be impacted and the park could close to vehicle traffic if…

  The first recorded archaeological excavation in Orange County was conducted by the American Museum of Natural History in 1912 around Newport Bay. After a hiatus because of World War II…