Althorp House is a historic estate located in Northamptonshire, England. It has been the ancestral home of the Spencer family since the 16th century. The house features stunning architecture and beautiful gardens, making it a popular tourist destination. The estate is also known for its connection to Princess Diana, who was a member of the Spencer family. Visitors can explore the house's rich history, including its extensive art collection and the surrounding parkland, which covers over 13,000 acres. Althorp House is open to the public during the summer months.