Enjoy a leisurely walking tour through the beautiful city of London. Start at the Big Ben and listen to the chimes of one of London's most iconic attractions then head over to the Houses of Parliament. Continue walking to the stunning Westminster Abbey then up past the Prime Minister's home and the Horse Guards Parade where you may see the Queen's personal cavalry in action.  After walking past several national war memorials and other state buildings, you will find yourself in the bustling Trafalgar Square, home of Nelsons Column, with its picturesque fountains and national galleries. A visit to Covent Garden is often popular before visiting Leicester Square and London's answer to Times Square: Piccadilly Circus. After a short walk through Green Park, find yourself before Buckingham Palace, home of the Queen. Choose the extended tour to also visit St. Paul's Cathedral, Tower Bridge and The Tower of London (external).