 It is built in the Indo-Saracenic style prevalent in India for most of the 19th century.The current appearance of the Pavilion, with its domes and minarets, is the work of architect John Nash, who extended the building starting in 1815.George IV's successors William IV, and Victoria, also used the Pavilion, but Queen Victoria decided that Osborne House should be the royal seaside retreat, and the Pavilion was sold to the city of Brighton in 1850.