Prototype: The "Paris - Karlsbad - Prag - Express" running in the summer months. The cars of this train ran together with the Orient-Express to Stuttgart, and 2 cars were added in Stuttgart. 5 different design Compagnie Internationale des Wagons-Lits et des Grands Express Européens (CIWL) cars. 2 each baggage cars, 2 each sleeping cars, and 1 dining car in the blue paint scheme. The cars look as they did in 1922-1928.