Information for Entrance - Kensington Palace at Kensington Palace, Inner London (Entrance). William III and Mary II, with their architects Wren and Hawksmoor, made Kensington Palace into a stage for the birth of British parliamentary democracy. In the 20th century Kensington was the home of two of the most fashionable modern royals: Princess Margaret and Diana, Princess of Wales. It also became the home, in 1982, to the Royal Ceremonial Dress Collection, a priceless national archive that is still cared for here, by our curators and conservators Kensington Palace is now enchanted! A new unique experience combining fashion, performance, and dazzling spectacle reveals Kensington's magnificent State Apartments in a magical new light.