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Irvine Ranch Natural Landmarks

4727 Portola Parkway, Irvine, CA 92620
  • Details
    Nearly 40,000 acres of open space on the historic Irvine Ranch have been designated a Natural Landmark by both the State of California and the U.S. Department of the Interior. This honor recognizes the exceptional value of these lands to California and the entire nation. The Irvine Ranch Natural Landmarks is part of the 50,000 acres of land preserved on the historic Irvine Ranch. The Irvine Ranch Natural Landmarks encompasses acres of beautiful natural habitat, and miles of hiking and biking trails.