The carriage was built in 1902 for King Edward VII 's coronation . After leaving the abbey , it will pass the Houses of Parliament and Big Ben , the prime minister 's residence at Downing Street , the Horse Guards Parade and the Mall : the long avenue that stretches from Trafalgar Square past St. James 's Park , straight to Buckingham Palace . Princess Diana rode in it with Prince Charles after their wedding . Comment: Middleton will ride in a Rolls-Royce on her way to the wedding .
The carriage was built in 1902 for King Edward VII 's coronation . Princess Diana rode in it with Prince Charles after their wedding . Comment: Middleton will ride in a Rolls-Royce on her way to the wedding .