Now open Wednesday through Sunday and Monday Holidays, 10am-4pm, June 20 through September 3. Discover what life was like on an early 20th century New Hampshire summer estate. Take an historic guided tour of the 22-room Colonial Revival Main House, explore the renowned gardens, 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. Our self serve, on your honor Plant Stand is open daily 10am -4pm at the Gatehouse Courtyard. Site Admission.