Mount Wilson, Pennsylvania

Colebrook Iron Master's House, also known as the Colebrook Mansion and Colebrook Estate, is a historic home located at South Londonderry Township, Lebanon County, Pennsylvania. It was built between about 1791 and 1796, and is a 2+1⁄2-story, 3-bay wide by 2-bay brownstone residence in a vernacular Georgian style. Also on the property are a contributing spring house, kitchen house, stable, privy, carriage shed, spring trough, and an 18th-century iron fence.It was added to the National Register of Historic Places in 2010.

Colebrook is an unincorporated community in South Londonderry Township in Lebanon County, Pennsylvania, United States. Colebrook is located at the intersection of Pennsylvania Route 117 and Mount Wilson Road just to the south of Pennsylvania Route 241.

South Londonderry Township is a township in Lebanon County, Pennsylvania, United States. It is part of the Lebanon, PA Metropolitan Statistical Area. The population was 8,763 at the 2020 census.

Timber Hills is an unincorporated community and census-designated place (CDP) in Lebanon County, Pennsylvania, United States. The population was 360 at the 2010 census.

Mount Gretna is a borough in Lebanon County, Pennsylvania, United States. It is part of the Lebanon, PA, Metropolitan statistical area. The population was 188 at the 2020 census. The borough was founded by the Pennsylvania Chautauqua Society, which was attracted by the area's natural landscape and beauty, by the 1890s. Mount Gretna is a popular destination in the summer. It features a nationally ranked juried art show (third weekend in August), jazz and chamber music concerts, lectures, book reviews, and an annual tour of historic homes and cottages (first Saturday in August). The Connewago Lake features a Victorian-era bathhouse with high-dive, floating docks and a sandy beach area. The community also has a roller rink, open-air playhouse, miniature golf course, several restaurants, playgrounds, and an award-winning ice cream parlor known as the Jigger Shop. Gretna Theatre, the independent professional non-profit theatre company performing at the Mount Gretna Playhouse, is one of the country's oldest summer stock theatres, having opened in 1927. The surrounding area, which includes seven distinct neighborhoods, has a year-round population estimated at 1,500 people. Summertime population increases to about 2,500.

Mount Gretna Heights is an unincorporated community and census-designated place (CDP) in Lebanon County, Pennsylvania, United States, adjacent to the borough of Mount Gretna. The population was 323 at the 2010 census.

South Annville Township is a township in Lebanon County, Pennsylvania, United States. It is part of the Lebanon, Pennsylvania Metropolitan Statistical Area. The population was 3,426 at the 2020 census.

Lawn, previously known as Roseland, is an unincorporated community in South Londonderry Township in Lebanon County, Pennsylvania, United States. Lawn is located at the intersection of Pennsylvania Route 241 and Lawn Road.

Upper Lawn is an unincorporated community in South Londonderry Township in Lebanon County, Pennsylvania, United States. Upper Lawn is located at the intersection of Pennsylvania Route 341, Lawn Road, and Gingrich Road.

WWSM (1510 AM) was a daytime-only radio station. Licensed to Annville-Cleona, Pennsylvania, United States, the station was owned by Patrick H. Sickafus and, until July 2022, aired a classic country format and featured programming from USA Radio Network and Westwood One.In July 2022, WWSM ceased operations. The Federal Communications Commission cancelled the station's license on November 7, 2022, for failing to file an application for renewal.