How to use this book / Mike Ashworth -- Forward / Hans Rat -- Introduction: early railroads -- Introduction: urban rail transport -- Introduction: early railroad maps -- Introduction: from maps to diagrams -- Zone 1: Berlin, Chicago, London, Madrid, Moscow, New York, Paris, Tokyo -- Zone 2: Barcelona, Boston, Budapest, Buenos Aires, Hamburg, Hong Kong, Lisbon, Mexico City, Montreal, Munich, Osaka, San Francisco, Seoul, St. Petersburg, Washington D.C. -- Zone 3: Amsterdam, Athens, Beijing, Bilbao, Brussels, Bucharest, Copenhagen, Delhi, Glasgow, Kiev, Kuala Lumpur, Los Angeles, Lyon, Nagoya, Newcastle, Oslo, Philadelphia, Prague, Rio de Janeiro, Rome, Rotterdam, Sao Paulo, Singapore, Stockholm, Taipei, Toronto, Valencia, Vienna -- Zone 4: Atlanta, Baltimore, Bangkok, Cairo, Guangzhou, Kharkiv, Lille, Marseille, Milan, Naples, Newark, Nizhniy Novgorad, Recife, Santiago, Shanghai, Warsaw -- Zone 5: Cologne & Bonn, Cleveland, Dublin, Franfurt, Hannover, Jacksonville, Liverpool, Manchester, Melbourne, Miami, Nuremburg, Pittsburgh, Porto, Rhine-Ruhr, Stuttgart, Sydney, Tunis, Zurich -- Zone 6: Adana-Belgrade, Belo Horizonte-Calgary, Caracas-Daejeon, Dallas-Fukuoka, Genoa-Houston, Incheon-Kobe, Kolkata-Manila, Maracaibo-Nottingham, Novosibirsk-Rennes, Rouen-San Juan, Santo Domingo-Tbilisi, Tehran-Yokohama.