Mansion was the personal residence of Sarah Winchester, the window of gun magnate William Wirt Winchester The construction of the building continued from 1884 -1922 The building kept hammers pounding 24 hours a day for over 38 years Building haunted by the souls of people who were victims of Winchester’s rifle. Huge Mansion: Total area of 162 acres Made of Redwood Total160 rooms 40 bedrooms & 2ballrooms 47 fireplaces 10,000 window panes 17 chimneys 2 basements 3 elevators $5.5 million construction cost Mrs. Winchester thought that the house was haunted by ghosts Continuous construction to appease the spirits Believed if she stopped construction, she will die Strange construction to confuse the spirits, and never be able to find her.