The Octagon House was built in 1857 by James Lawther, a 25-year-old Irish pioneer who sought his fortune in Red Wing when it was still a small river settlement. One of the town’s first mayors, Lawther achieved prominence as a successful land speculator, real estate agent, banker, and generous philanthropist.Lawther adopted the octagonal design for the house, it is reported, because he believed it made the most economical use of space and also fostered the health and harmony of its inhabitants. A few years after the original structure was built on its 18-inch solid rock foundation, Lawther added a kitchen, dining room, ...