the Glens Falls Feeder Canal is the only surviving intact component of the original Erie Canal-period system, an engineering marvel of the 19th century
The Greenport Conservation Area protects the North Bay Tidal Estuary, a highly productive ecosystem that provides habitat for fish, birds, and rare plants.
An undeveloped and wooded landscape, the Hannacroix Creek Preserve includes more than a half-mile of frontage on the Hannacroix Creek.
Ten miles west of Albany, rugged limestone cliffs rise up in a dramatic north-south undulating ridgeline, known as the Helderberg Escarpment.
Pastoral Kinderhook Creek gently weaves its way from the Village of Kinderhook to the Town of Stuyvesant in Columbia County.
With rich soil and abundant water, Papscanee Island has long been home to farmers, beginning with the Mohican (Mahikan) Indians and then Dutch settlers.
OSI has been actively engaged in countering mounting development through protection of public and private lands as well as the use of conservation easements.
Listed on the State and National Register of Historic Places, Schuyler Flatts is steeped in Native American, New York state, and U.S. history.
Sutherland Pond, in Columbia County, has captivated generations of bass and sunfish anglers with its panoramic views of the Catskill and Berkshire mountains..