Railroad Museum of New England

The Thomaston Opera House is a historic performance venue and the town hall of Thomaston, Connecticut. Located at 153 Main Street, it was built in 1883-85, and is a good local example of Romanesque architecture. The theater in the building has served as a performance and film venue since its construction. It was listed on the National Register of Historic Places in 1972. The opera house's principal tenant is now the Landmark Community Theatre.

Trinity Church is a historic episcopal church at 160 Main Street in Thomaston, Connecticut. Built in two stages, 1871 and 1880, to a design by Richard M. Upjohn, it is a good example of Gothic and Stick Style architecture. The church was listed on the National Register of Historic Places in 1984. It is now part of a merged parish with St. Peter's of Plymouth.

The Hose and Hook and Ladder Truck Building is a historic former firehouse on Main Street in Thomaston, Connecticut. Built in 1882, it is a fine example of Late Victorian civic architecture in brick. It was listed on the National Register of Historic Places on January 4, 1982. After serving as a firehouse for about a century, it has been converted into an art gallery.

Thomaston is a town in Litchfield County, Connecticut, United States. The town is part of the Naugatuck Valley Planning Region. The population was 7,442 at the 2020 census. The urban center of the town is the Thomaston census-designated place, with a population of 1,928 at the 2020 census.

Plymouth is a town in Litchfield County, Connecticut, United States, located within the Naugatuck Valley Planning Region. It is named after Plymouth, Devon, England. The population was 11,671 at the 2020 census, down from 12,243 at the 2010 census. The town of Plymouth includes the villages of Plymouth Center, Terryville and Pequabuck.

The Reynolds Bridge in Thomaston, Connecticut is an open-spandrel concrete arch bridge carrying Waterbury Road (unsigned State Road 848) over the Naugatuck River. Built in 1928, it is one of a small number of surviving open-spandrel bridges in the state. It was listed on the National Register of Historic Places in 2004.

Thomaston High School is a public school for grades 7 through 12 in Thomaston, Connecticut. The school has an enrollment of about 350 students.

Terryville High School is a public high school that serves students living in Plymouth, Terryville, and Pequabuck, Connecticut. It is located at 33 North Harwinton Avenue in Terryville, Connecticut. It is the only school in town to offer grades 9−12. Originally located at former Prospect St School then, located at the site of what is now Eli Terry Jr. Middle School, a new Terryville High School building was completed and opened in January 2008.

Black Rock State Park is a seasonal public recreation area adjoining Mattatuck State Forest in the town of Watertown, Connecticut. The state park covers 444 acres (180 ha) and is known for its large rock face, Black Rock, that offers views of Thomaston, Watertown, and portions of Waterbury. The park is managed by the Connecticut Department of Energy and Environmental Protection.

The J. Howard Catlin House was a historic house at 14 Knife Shop Road in Litchfield, Connecticut. Built about 1879, it was a distinctive vernacular example of Carpenter Gothic architecture. It was built for J. Howard Catlin, one of the owners of the Northfield Knife Company, whose plant was located just to the east. The house was listed on the National Register of Historic Places; it was subsequently demolished to make way for a fire station.

Mattatuck State Forest is a Connecticut state forest spread over twenty parcels in the towns of Waterbury, Plymouth, Thomaston, Watertown, Litchfield, and Harwinton. The Naugatuck River runs through a portion of the forest. The largest section of the forest is located about 1 mile (1.6 km) north of Waterbury. The Leatherman's Cave, named after the vagabond Leatherman of the late 19th century, is located in Thomaston near the Mattatuck Trail, 1/4 mile west of the junction with the Jericho Trail.

Waterbury Airport (FAA LID: N41), is located in Plymouth, Connecticut, United States.