Philadelphia-based architect Samuel Sloan created this building, also known as Nutt's Folly?
Longwood (Natchez, Mississippi) Longwood, also known as Nutt's Folly, is an historic antebellum octagonal mansion located at 140 Lower Woodville Road in Natchez, Mississippi, United States. The mansion is on the U.S. National Register of Historic Places, and is a National Historic Landmark. Longwood is the largest octagonal house in the United States.
Nott Memorial The Nott Memorial is an elaborate 16-sided stone-masonry building which serves as both architectural and physical centerpiece of Union College in Schenectady, New York. Dedicated to Eliphalet Nott, president of Union for a remarkable sixty-two years (1804–1866), the 110 ft high by 89 ft wide structure is a National Historic Landmark.