Mill Brook (Pepacton Reservoir tributary)

Arena is a hamlet in Delaware County, New York, United States. It is located southwest of Margaretville on the eastern end of Pepacton Reservoir.

Meekers Hill is a mountain located in the Catskill Mountains of New York southeast of Andes. Dingle Hill is located northwest, and Fords Hill is located northwest of Meekers Hill.

Barkaboom Mountain is a mountain located in the Catskill Mountains of New York southwest of Margaretville. Touchmenot Mountain is located southwest of Barkaboom Mountain and Cross Mountain is located northeast.

Dunraven is a hamlet in Delaware County, New York, United States, although it is often considered part of the adjacent hamlet, Margaretville. The settlement was originally called "Clark's Factory" after the Clark family's industrial influence on the area. The first post office was established with this name on February 8, 1849. However, it was renamed "Dunraven" in March 1890. The office was officially discontinued in 1945. One of the few surviving remnants of the once-flourishing hamlet is the former District 10 School, which is listed on the National Register of Historic Places.

Platte Kill flows into the East Branch Delaware River by Dunraven, New York.

Canada Falls is a waterfall in Delaware County, New York. It is located west of Margaretville along NY–28, on an unnamed creek that flows through Canada Hollow.

Bryants Brook flows into the Platte Kill by Dunraven, New York.

Cross Mountain is a mountain located in the Catskill Mountains of New York southwest of Margaretville. Touchmenot Mountain is located southwest of Cross Mountain and Barkaboom Mountain is located southwest.

Cole Hill is a mountain located in the Catskill Mountains of New York west of Margaretville. Pakatakan Mountain is located east-southeast of Cole Hill and Kettle Hill is located east-northeast.

The former District 10 School is located just north of state highways 28 and 30 south of Margaretville, New York, United States. It is a stone one-room schoolhouse built, demolished and rebuilt in the middle of the 19th century. It was the only structure left standing in the large area condemned by New York City when nearby Pepacton Reservoir was built. Today it serves as a local history museum. In 1998 it and its privy were listed on the National Register of Historic Places.

Huckleberry Brook flows into the East Branch Delaware River by Margaretville, New York.

Dingle Hill is a mountain located in the Catskill Mountains of New York southeast of Bovina Center. Dingle Hill is located south of Mount Pisgah, west-northwest of Meekers Hill, and northeast of Perch Lake Mountain.