The Royal Wedding Will Be a Boom For London's Businesses

LONDON, ENGLAND - MARCH 24: An exterior view of Harrods department store in Knightsbridge on March 24, 2011 in London, England. Harrods has over one million square feet of retail space, spread over 330 departments. The world famous store was sold to Qatar Holdings in May 2010 for 1.5 billion GBP. Millions of tourists are expected to visit London for the wedding of Prince William and Kate Middleton in April 2011 and the Olympic Games in 2012. Getty Images