Forbes contributors publish independent expert analyses and insights. I think old houses, and the people who love them, are fascinating. Designers, architects, inventers and imaginative homeowners are ...

In San Francisco, a rare octagon house—a throwback to an architectural fad that once swept the nation—is slated to come on the market for $8.6 million. In the 1850s, the time the property was ...

In the mid-19th century, a quirky architectural fad swept the country: the octagonal house. Homes shaped like octagons were said to be healthier and more efficient than conventional houses — and some ...