Tourism has become a very big business.For spain,Italy and Greece,it is the largest source of foreign exchange,and even for Britain,it is the fourth.Faced with this huge new source of income,no government can afford to look down on the business;questions of hotel bathrooms,beach unmrellas and ice-cream sales are discussed by ministers of tourism with experts.In Spain,Italy,Greece and much of Easterh Europe,new road systems have opened up the country first to touists ,and then to industry and locals.