Petrified Sea Gardens
United States historic place in Saratoga Springs, New York. Added to the National Register in 1999, and a National Historic Landmark.

What it is
Petrified Sea Gardens, also once known as Ritchie Park, is a National Historic Landmark on Petrified Sea Gardens Road in Saratoga Springs, New York. It preserves a bed of ancient stromatolites in a Cambrian rock layer, which were the first to be recognized and understood for what they are. The site was a private park open to the public for many years, but is now closed. The site was designated a National Natural Landmark in 1967, and a National Historic Landmark in 1999.
Text from Wikipedia, CC BY-SA 4.0.
The record
| Property type | Historic district |
| Address | 42 Petrified Gardens Road, Saratoga Springs, NY |
| County | Saratoga County |
| Listed | Jan 20, 1999 |
| Listed for | Science |
| Level of significance | National |
| Also known as | Ritchie Park |
| Reference number | 99000631 |
| Type of place | protected area |
| Designations | National Historic Landmark, National Natural Landmark |
| Contributing resources | 1 site |
The nomination form, the document that argues why this place matters, is in the National Archives: Read the nomination ↗
Visiting
| Address | 42 Petrified Gardens Road, Saratoga Springs, NY |
| Coordinates | 43.0831° N, 73.8441° W · Directions ↗ |
| Also in Saratoga Springs | 18 listed places in Saratoga Springs → |
| Nearest national park unit | Saratoga National Historical Park · 12 miles · on Park Atlas |
Explore
Map
Nearby in Saratoga County
Local history books for Saratoga Springs
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Guidebooks to historic places in New York
Titles come from Open Library's catalog, matched by subject heading or by title.
Reference
Questions people ask
When was Petrified Sea Gardens listed on the National Register?
Jan 20, 1999. It is also a National Historic Landmark, the higher of the two designations.
Source: National Park Service
Can I visit Petrified Sea Gardens?
Yes. Petrified Sea Gardens is recorded as open to the public.
Source: Wikidata
Where is Petrified Sea Gardens?
42 Petrified Gardens Road, Saratoga Springs, Saratoga County, New York. The nearest national park unit is Saratoga National Historical Park, 12 miles away.
Where is the nomination form for Petrified Sea Gardens?
The National Archives holds the nomination form, the document that made the case for listing.
Source: National Archives
Is there cell service at Petrified Sea Gardens?
FCC coverage maps show Verizon 4G LTE and AT&T 5G at the listed point. Coverage indoors and behind old masonry is another matter.
Source: FCC Broadband Map
Sources
Location, type and contributing counts come from the National Park Service's National Register spatial data. Listing dates come from the National Register office's spreadsheet where it carries the listing. Construction date, architect, style, photograph and encyclopedia link come from Wikidata and Wikimedia Commons, matched on reference number 99000631. Nothing here is transcribed by hand. The nomination form and photographs ↗ at NPGallery are the original nomination as filed with the National Park Service, and the form is often the best description of the place. The description under "What it is" is the opening of the Wikipedia article, CC BY-SA.