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Photo: GK tramrunner229, CC BY-SA 3.0 via Wikimedia Commons
Contains hiking trails and three historic mansions: Castle Gould, Hempstead House, and Falaise
Hempstead House, also known as the Gould-Guggenheim Estate or Sands Point Preserve, is a large American estate that was built for Howard Gould and completed for Daniel Guggenheim in 1912. It is located in Sands Point on the North Shore of Long Island in Nassau County, New York.
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Estate and home of poet and journalist William Cullen Bryant, located right on Hempstead Harbor. Now a county park. There are some additional historic Victorian houses along Bryant Avenue immediately north of the park, though these are private residences.
Located in the mansion of Congressman and magazine editor Lloyd Stephens Bryce.
One of the five U.S. military academies. The grounds and a museum are open to the public during the day, and tours can be arranged if reserved in advance
A 12-acre botanic garden on the former estate of attorney Grenville Clark. Has 5,000 species of plants, with over 1,000 labeled trees, shrubs, and garden plants.
Former 1906 home and estate of steel magnate John Shaffer Phipps