High Quality Content by WIKIPEDIA articles! The Prospect Mountain Veterans Memorial Highway is a parkway located in the town of Lake George, New York. The road is 5.88 miles (9.46 km) long, starting at the U.S. Route 9 (US 9) and New York State Route 9N (NY 9N) concurrency and ending at the peak of Prospect Mountain. Although the road is designated as New York State Route 917A, an unsigned reference route, by the New York State Department of Transportation, all maintenance on the roadway is performed by the New York State Department of Environmental Conservation.