What is the historic mansion in Bellefontaine, Ohio, and who built it?

The historic mansion in Bellefontaine, Ohio is known as the Piatt Castles, which were built by two brothers, Abram Sanders Piatt and Donn Piatt. These mansions are a masterpiece of architectural and historical significance that depict the wealth and the lavish lifestyle of the Piatt family.

Abram Sanders Piatt, who was an attorney and a state legislator, built the oldest of the two mansions, the Mac-A-Cheek Castle, which is an impressive example of Victorian Gothic Revival architecture. The Mac-A-Cheek Castle features rooms with exquisite woodwork and stained glass windows, and is adorned with rare art pieces and antiques that reflect the culture and lifestyle of the 19th century.

Donn Piatt, who was a prominent lawyer, journalist, and an ambassador to Italy, built the second mansion, the Mac-O-Chee Castle, which has a unique blend of Gothic, Moorish, and Victorian architecture. The Mac-O-Chee Castle is an outstanding example of how the Piatt family's taste and style evolved with time.

There are two historic mansions in Bellefontaine, Ohio. One is the Orr Mansion, which was built in 1906 by lumber baron William J. Orr. The other is the William Lawrence House, which was built in 1870 by William Lawrence, a prominent U.S. Representative during the late nineteenth century.

The Orr Mansion is a 24-room, 12,000-square-foot mansion that is listed on the National Register of Historic Places. It is located at 101 East Columbus Avenue in Bellefontaine. The mansion was built in the Queen Anne style and features a wraparound porch, a turret, and a stained glass window. The mansion was originally used as a private residence, but it is now owned by the Logan County Historical Society and is open to the public for tours.

The William Lawrence House is a 10-room, 4,000-square-foot house that is also listed on the National Register of Historic Places. It is located at 131 South Main Street in Bellefontaine. The house was built in the Italianate style and features a two-story portico, a cupola, and a carriage house. The house was originally used as a private residence, but it is now owned by the Bellefontaine Historical Society and is open to the public for tours.