For the more information about the air resources of the National Park Service, please visit http://www.nature.nps.gov/air/.
Rancho La Brea
Rancho La Brea is the site of the world-famous natural asphalt tar pits in which Pleistocene animals became entrapped in their quest for fresh water. It is recognized for having the largest and most diverse assemblage of extinct Ice Age plants and animals in the world.
Location: Los Angeles County, CA
Year designated: 1964
For additional information see:
Please remember, National Natural Landmarks (NNLs) are not national parks. NNL status does not indicate public ownership, and many sites are not open for visitation.
Last Updated: June 28, 2012