Exquisite turn of the century mansion with elegance designed by Guy Lowell, architect of the Boston Museum of Fine Arts, is nestled amidst 217 acres of peaceful green meadows and forest, with original landscaped gardens, brook, small pond, and the "secret" garden. Hand-crafted historic detail throughout three full finished levels of living plus many rooms in walk-out basement. Marble fireplaces and baths, extraordinary detailed woodwork, high ceilings, charm and character throughout this original Thayer mansion originally used as a vacation home where the wealthy built with no limits on cost considered, and over 30,000 sf of living. The distant Staff House with 6,600sf of living space is included and was the original Estate stable and carriage barn. The original owner was a renowned horticulturist with rare specimen trees and plantings throughout the acreage and the many gardens. Long road frontage.