FRANKFURT (Reuters) - German nudists will be able to start their holidays early by stripping off on the plane if they take up a new offer from an eastern German travel firm. Travel agency OssiUrlaub.de said it would start taking bookings from Friday for a trial nudist day trip from the eastern German town of Erfurt to the popular Baltic Sea resort of Usedom, planned for July 5 and costing 499 euros ($735). "It's expensive, I know," managing director Enrico Hess told Reuters by phone. "It's because the plane's very small. There's no real reason why a flight in which...