National Historic Landmark-Kennywood Park

National Historic Landmark-Kennywood Park

Opened to the public in 1899, this is the best preserved survivor of the trolley park era when street railway companies built suburban amusement parks linked to center cities by trolley.

Kennywood has been called the Roller Coaster ...

National Historic Landmark-Insurance Company of North America

National Historic Landmark-Insurance Company of North America

Since 1925, this 16 story, steel frame, brick and stone structure has been the home of the oldest capital stock insurance company in America. Incorporated in 1794, INA pioneered many forms of insurance, in ...

National Historic Landmark- Pennsylvania Hospital Institute

National Historic Landmark - Institute of the Pennsylvania Hospital

Completed in 1859, this hospital for the mentally ill introduced innumerable innovations for its day and influenced similar institutions throughout America.

Its basic plan was the work of Dr. Thomas ...

National Historic Landmark - Hill-Keith-Physick House

National Historic Landmark - Hill-Keith-Physick House

From about 1815 until his death, this was the home of Philip Syng Physick (1768-1837), the late 18th and early 19th century Philadelphia physician who has been called the father of American surgery.

Courtesy National ...

National Historic Landmark - Frances Ellen Watkins Harper House

National Historic Landmark - Frances Ellen Watkins Harper House

From 1870 to her death, this was the home of Frances Ellen Watkins Harper (1825-1911), a Black writer and social activist who participated in the abolitionist, black rights, women's suffrage, and ...

National Historic Landmark - Graeme Park

National Historic Landmark -Graeme Park

This is an example of a 1-room deep, 2-1/2-story colonial building with rich Georgian interiors.

Built in 1722 as a malt house, it was later remodeled (1740) into a dwelling.

Courtesy National Park Service National Historic Landmarks

National Historic Landmark-Robert Fulton Birthplace

National Historical Landmark- Robert Fulton Birthplace

This stone house was the birthplace of Robert Fulton (1765-1815), artist, civil engineer, and inventor.

Fulton worked on the development of canal systems and engineering; he is perhaps best remembered for designing the CLERMONT, ...

National Historic Landmark-Fulton Opera House

National Historical Landmark-Fulton Opera House

This early Victorian structure was built (1852) to serve several civic purposes.

It was named in honor of Robert Fulton, co-inventor of the steamboat, and a native of the county. It remains the oldest continuously ...

National Historic Landmark-Friends Hospital

National Historical Landmark- Friends Hospital

Friends Hospital was the first private, nonprofit, exclusively mental hospital in the United States and is the oldest continuing such institution.

The social and medical concerns which Quakers held regarding psychiatric problems guided Friends Hospital in ...

National Historic Landmark-Moravian Pottery and Tile Works

National Historical Landmark-Mercer Fonthill Museum, and Moravian Pottery and Tile Works

These three sites are associated with Henry Chapman Mercer (1856-1930), antiquarian, designer of Arts-and-Crafts ceramics, and a visionary architect who was one of the first designers to work with ...