As they pedalled us down the long suburban road to the Chinese town a line of French armoured cars went by, each with its jutting gun and silent officer motionless like a figurehead under the stars and the black, smooth, concave sky--trouble again probably with a private army, the Binh Xuyen, who ran the Grand Monde and the gambling halls of Cholon. This was a land of rebellious barons. It was like Europe in the Middle Ages. But what were the Americans doing here? Columbus had not yet discovered their country.