A homeless man rests on a park bench beside a busy London street. 27/03/02 : A homeless man rests on a park bench beside a busy London street. : A grim picture of London as a city of homeless people, yobs and bigots was painted today, in a new Lonely Planet tourist guide. The guide describes the capital's public transport system as an exhausting, debasing grind. The Trafalgar Square pigeons are seen as dirty, flying rats while visitors to Oxford Street have to run the gauntlet of permanent closing down' sales. Stock Photo