Adams Basin topographic map

Because of their abrupt, hilly topography, pedestrian navigation in Upper Manhattan is facilitated by many step streets. The longest of these in Washington Heights, at approximately 130 stairs and with an elevation gain of approximately 65 feet, connects Fort Washington Avenue and Overlook Terrace at 187th…

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Dutch settlers occupied Manhattan in the early 17th century and called the area around Morningside Park Vredendal, meaning 'peaceful dale'. The lowlands to the east were called Flacken by the Dutch, and were later translated to "Flats" in English. The land to the east was not settled initially because of its…

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New York's wilderness areas must be composed of 10,000 acres (4,000 ha; 40 km2) of contiguous land, twice the federal standard. Land is to be left as "untrammeled by man" and as close to its natural state as possible, offering outstanding opportunities for solitude. No artificially-powered devices are…

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Only a small creek (Irondequoit Creek) flows in what is left of this large paleogeologic valley. The area of the lower river was also affected. Since the earth rebounded from the melting glaciers more rapidly in Canada than in New York, water from Lake Ontario was spilled over New York due to its lower…

Average elevation: 397 m

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The construction of the Erie Canal was a landmark civil engineering achievement in the early history of the United States. When built, the 363-mile (584 km) canal was the second-longest in the world (after the Grand Canal in China). Initially 40 feet (12 m) wide and 4 feet (1.2 m) deep, the canal was expanded…

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At this time, the community did not have a post office, so residents had to pick up their mail in the village of Hempstead. After Pagan petitioned authorities for a post office, he was appointed postmaster and it was based in his farmhouse, now known as the Pagan-Fletcher House. He was advised that the…

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Cassadaga is located on the northwestern edge of the Allegheny Plateau in western New York at 42°20'29" north, 79°18'56" west (42.341343, -79.315653) at an elevation of approximately 1,340 feet (410 m) above sea level. The village is located at the south end of Lower Cassadaga Lake, Lily Dale being located…

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