Blenheim Palace, located in Woodstock, Oxfordshire, is a monumental country house and the principal residence of the Dukes of Marlborough. Known for its distinctive English Baroque architecture, it was designated a UNESCO World Heritage Site in 1987. The palace is not only a family home but also a mausoleum and a national monument, famously recognized as the birthplace of Sir Winston Churchill. Its rich history and grandeur make it a treasured landmark in the UK.