South East England is the UK's most populous region and incorporates London, the counties of Berkshire, Buckinghamshire, East Sussex, West Sussex, Kent, Oxfordshire, Surrey, and Hampshire, and the Isle of Wight in the English Channel. In addition to London's iconic landmarks including the Tower of London, Buckingham Palace, and Westminster Abbey, the South East is home to the University of Oxford, Windsor Castle, Hampton Court Palace and a host of national heritage sites. Historic cities, towns, and villages are set against a backdrop of verdant hills, ancient forests, and dramatic coastline. As well as the capital's world-class shopping, restaurants, and entertainment venues, the region hosts such premier sporting events as the Wimbledon Championships, Royal Ascot, and the Henley Royal Regatta.