The Main House is now open 10am-4pm weekends and Monday Holidays, September 4-October 9. Discover what life was like on an early 20th century New Hampshire summer estate. See exhibits on history, ecology and art. Take a historic guided tour of the 22-room Colonial Revival Main House, explore the renowned gardens and sculpture, build a fairy house in the children’s Fairy Village and experience the natural world on an easy hike along one of our scenic trails