Sam's Point Preserve, or Sam's Point Dwarf Pine Ridge Preserve, is a 4,600-acre (19 km2) preserve in Ulster County on the highest point of the Shawangunk Ridge in New York, on the Wawarsing, New York-Shawangunk town line. It is owned and managed by the New York State Office of Parks, Recreation and Historic Preservation after having previously been managed by The Nature Conservancy. Its unique environment features dwarf pitch pine trees along the ridgetop. Located within the park is Lake Maratanza, the highest lake on the ridge, and the Ellenville Fault Ice Caves.
The Tannersville Cranberry Bog or Cranberry Swamp, is a sphagnum bog on the Cranberry Creek in Tannersville, Pennsylvania. It is the southernmost boreal bog east of the Mississippi River, containing many black spruce and tamarack trees at the southern limit of their ranges. Technically, it can be classed as an acid fen, as it receives some groundwater flow. The site was designated a National Natural Landmark in December 1974. It was purchased by The Nature Conservancy and the Conservation and Research Foundation in 1957. Like many bogs, its terrain presents an image of solidity, but a liquid mass of decaying peat lies beneath a six-inch (152 mm) layer of sphagnum and a network of supporting tree roots. However, this bog may be viewed from a floating walkway.
Volo Bog State Natural Area is a nature reserve in Illinois, United States, preserving Volo Bog. The bog was designated a National Natural Landmark in 1973 as the only remaining open-water quaking bog in Illinois. The site also contains woodlands, savanna, marshes, prairie restoration areas, shrubland and old fields. Maintained by the Illinois Department of Natural Resources, the site is located about a mile west of U.S. Route 12 between the towns of Volo and Fox Lake, Illinois.
Brown's Lake Bog is a dedicated Ohio state nature preserve owned by The Nature Conservancy. It is one of the few remaining kettle peatlands in the U.S. state of Ohio. It has a kettle lake, kame, and a floating sphagnum moss mat. Public visitation is allowed.
Lake Agassiz Peatlands Natural Area is a 25,411-acre (10,283 ha) National Natural Landmark located in Koochiching County, Minnesota. Designated in November 1965 under the Historic Sites Act, its ownership and oversight are provided by the National Park Service of the United States. This designation from the United States Secretary of the Interior, gives it recognition as an outstanding example of the nation's natural history. The designation describes it as
An example of the extensive peatlands occupying the bed of ancient glacial Lake Agassiz, illustrating the process of peat accumulation over about 11,000 years. The area contains Myrtle Lake Bog, which developed contrary to the usual successional process of lake filling, and is an excellent example of both raised and string bogs.
Black Pond Wildlife Management Area is a 526-acre (213 ha) New York State Wildlife Management Area (WMA) that lies on the eastern shore of Lake Ontario, and at the northern limit of an unusual region of sandy barrier beaches and lagoons. Much of the barrier beach in Black Pond WMA has forested sand dunes that are about 60 feet (18 m) high; these are the highest sand dunes in the northeast United States excepting Cape Cod. Immediately north of the WMA is the 360-acre (150 ha) El Dorado Beach Preserve, which is a bird refuge owned by The Nature Conservancy. North of the outlet from Black Pond to Lake Ontario, the shoreline is a weathered, flat bedrock shelf that is "calcareous" instead of sandy.
Bear Swamp Preserve is a Nature Conservancy preserve and National Natural Landmark in Westerlo, New York. It consists of a pond and surrounding 310 acres (1.3 km2) of swamp and woodland. It is recognized for its great laurel tree population. It has two nature trails totaling about two miles (3.2 km) in length.
Deer Lick Nature Sanctuary is a protected forest and gorge in Cattaraugus County, New York. The preserve is within Zoar Valley near Gowanda, and is managed by The Nature Conservancy.
Ironsides Island is an uninhabited rocky island in the Saint Lawrence River, and part of the Thousand Islands region near Alexandria Bay, New York. It is in both Jefferson and St. Lawrence counties. Most of the island lies in the Town of Alexandria, in Jefferson County, while its northeasternmost corner lies in the Town of Hammond, in St. Lawrence County. The island is located near Kring Point State Park.
McLean Bogs is a National Natural Landmark containing two small kettle bogs located in Dryden, New York. It was donated to Cornell University by Curtis G. Lloyd in the 1930s, and an 81-acre (33 ha) site containing the bogs and surrounding woodlands was declared a National Natural Landmark in May 1983.
The Mianus River Gorge is a 935-acre (3.78 km2) nature preserve jointly owned by The Nature Conservancy and Mianus River Gorge, Inc. It is located in Bedford, New York. The first 60 acres (0.24 km2) were purchased by the Preserve, with help from the Conservancy, their first land preservation deal. It has grown over the years and is still managed by Mianus River Gorge, Inc. In March 1964, it was designated a National Natural Landmark for its old growth climax hemlock forest and the gorge of the Mianus River.
Thompson Pond in Pine Plains, New York is a 75-acre (30 ha) 15,000-year-old glacial kettle pond at the foot of 1,403-foot (428 m) Stissing Mountain. It is the source of Wappinger Creek, a tributary of the Hudson River that drains much of Dutchess County.
Beckley Bog is a sphagnum-heath-black spruce bog located near Norfolk in Litchfield County, Connecticut. It is the southernmost sphagnum heath bog in New England. The peat moss is over 51 feet deep. It was declared a National Natural Landmark in May 1977.
Cranesville Swamp Preserve is a 1,600-acre (650 ha) preserve situated in Preston County, West Virginia and Garrett County, Maryland. It is one of the few remaining boreal bogs in the southern United States, unusual in harboring many plants and animals that are normally only seen in more northern climates.
Wauconda Bog Nature Preserve is a tamarack bog Nature Preserve located in Wauconda Lake County, Illinois. It is a National Natural Landmark.
Hoosier Prairie began in the 1970s as wasteland that conservation organization found of a unique interest. From a core of 304 acres (123 ha), it has grown to 1,547 acres (626 ha) of important prairie habitat. The area was designated a National Natural Landmark in 1974 and a State Nature Preserve in 1977 The sandy soil creates a variety of habitats, from oak barrens, wet prairie, including sedge meadows and prairie marshes. More than 350 native species of vascular plants have been identified. A minimum of 43 species are uncommon in the State of Indiana. It is a unit of Indiana Dunes National Park.
Pigeon River Fish and Wildlife Area is a protected area that covers 12,134 acres (4,910 ha) and is dedicated to providing hunting and fishing opportunities. The area includes 529 acres (214 ha) of lakes and 17 miles (27 km) along the Pigeon River. It is located on Indiana State Road 3, near Mongo in Lagrange County, Indiana. The Fish and Wildlife Area contains Tamarack Bog Nature Preserve, a 150-acre (61 ha) wetland parcel that has been designated as a National Natural Landmark.
The Mantua Bog State Nature Preserve is a 104.8-acre (42.4 ha) protected wetland in Mantua Township, Portage County in the U.S. state of Ohio. It was designated a National Natural Landmark in 1976 and a state nature preserve in 1990. The national landmark designation encompasses 285 acres (115 ha) which includes Marsh Wetlands State Nature Preserve, in addition to Mantua Bog State Nature Preserve.
