Heckscher State Park

Great River is a suburban hamlet and CDP in the Town of Islip in Suffolk County, New York, United States. It is situated approximately 50 miles (80 km) (55 mi driving) east of New York City on the South Shore of Long Island, adjoining the Great South Bay, protected from the Atlantic Ocean by Fire Island. Great River's name derives from "Connetquot," an Algonquian word for "Great River." Prior to the 1900s Great River was primarily home to wealthy families on mansion estates. As of the 2010 census, the population of Great River was 1,489.Great River's buildings include a New York City-style steak house in a turn of the century (20th) Public house, a delicatessen, a rural delivery post office and the Great River Fire Department.

Bayard Cutting Arboretum State Park is a 691-acre (2.80 km2) state park located in the hamlet of Great River, New York, on Long Island. The park includes an arboretum designed by Frederick Law Olmsted for William Bayard Cutting in 1886, as well as a mansion designed by Charles C. Haight. Today Bayard Cutting Arboretum State Park is one of the last remaining estates on the South Shore of Long Island. It has been listed on the National Register of Historic Places since 1973 as a historic district. Robert Fulton Cutting, known as the “first citizen of New York” and his wife Helen Suydam Cutting, niece to Caroline Astor, would frequent the manor house and estate as both William and Robert were brothers. Together Robert and William brought the sugar beet industry to the United States.

Westbrook, a large rambling house of many gables and tall chimneys on the South Shore of Long Island, lies on the west bank of the Connetquot River. The estate has been listed on the National Register of Historic Places since 1973 as a national historic district.

The South Shore Estuary is an estuary located along the south shore of Long Island, between the mainland and the outer barrier islands, in eastern New York state. It stretches for over 70 miles (110 km) from West Bay in Nassau County to the Shinnecock Bay in Suffolk County.

The Connetquot River (also known as Great River) is a six-mile-long (10 km) river in Islip, New York. It is one of the four longest rivers on Long Island and is recognized by the state as a Wild, Scenic and Recreational River. It is particularly known for its brook, brown and rainbow trout fly fishing.

East Islip is a hamlet and CDP in the Town of Islip, Suffolk County, New York, United States. At the time of the 2010 census, the CDP had a population of 14,475.

The Moorings is a guard-gated private community in the unincorporated East Islip hamlet of Suffolk County, New York and is not a census-designated place (CDP) within itself. It is situated on Long Island's Great South Bay.

Great River is a railroad station on the Montauk Branch of the Long Island Rail Road, at Connetquot Avenue and Hawthorne Avenue in East Islip, New York. The station opened in 1897.

Dowling College was a private college on Long Island, New York. It was established in 1968 and had its main campus located in Oakdale, New York on the site of William K. Vanderbilt's mansion Idle Hour. Dowling also included a campus in Shirley, which contained the college's aviation program and athletic complexes, and small campuses in Melville and Manhattan. Dowling was composed of four schools: the School of Arts & Sciences, the School of Education, the Townsend School of Business, and the School of Aviation. Largely enrolling local Long Island students, the college offered a variety of bachelor's degree programs in the arts, sciences, and business, master's degree programs in education and business, and a doctorate in education.After years of financial difficulties, frequently changing leadership, declining enrollment, and a failed search to find an academic partner, Dowling's accreditation was revoked by the Middle States Commission on Higher Education and the college ceased operations on August 31, 2016.

Idle Hour is a former Vanderbilt estate that is located in Oakdale on Long Island in Suffolk County, New York. It was completed in 1901 for William Kissam Vanderbilt. Once part of Dowling College, the mansion is one of the largest houses in the United States.

Oakdale is a hamlet (and census-designated place) in Suffolk County, New York, United States. The population was 7,974 at the 2010 census. Oakdale is in the Town of Islip. It has been home to Gilded Age mansions, the South Side Sportsmen's Club, and the main campus of Dowling College. It is now home to Connetquot River State Park Preserve.

Champlin Creek is on Long Island, located between the hamlets of Islip and East Islip, flowing southward into the Great South Bay between the Seatuck National Wildlife Refuge and The Moorings. The fish and wildlife habitat is an approximate three and one-half mile length of the stream, extending from Knapps Lake, just north of the Main Street, to near its headwaters north of the Southern State Parkway. Champlin Creek is a relatively clean, cold, free-flowing, freshwater stream, generally less than 6 feet (1.8 m) wide, partially vegetated sandy substrate. The creek is bordered by limited areas of wet forest land and suburban residential development. Champlin Creek is one of only a few free-flowing, spring-fed streams on Long Island that have remained in a relatively natural state. This creek provides habitat conditions suitable for natural reproduction by brook trout, and supports one of approximately 6 known wild populations of this species on Long Island. In addition to the native fish populations in Champlin Creek, brown trout and rainbow trout are stocked in the stream by the NYSDEC, provide a recreational fishery of county-level significance. Public access for fishing the area is available along the east side of Knapps Lake and at road crossings.