For the more information about the air resources of the National Park Service, please visit http://www.nature.nps.gov/air/.
Petrified Gardens includes one of the best exposures of fossil reefs made up of calcareous algae, known as cryptozoon. These types of algae represent a milestone in the evolution of plant life.
Location: Saratoga County, NY
Year designated: 1967
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