b'Enthralling, Ancient, InvigoratingSOUTHAMERICAFrom the magical lost city of Machu Picchu and incredible floating islands of Lake Titicaca to the pulsing city of Rio de Janeiro, its white-sand beaches and spirited street culture, South America is a continent of contrasts. We show you the highlights, aboard legendary railways - the Perurail Titicaca, one of South Americas finest rail journeys, Rios Corcovado Mountain Railway which travels up to the statue of Christ, the Old Patagonian Expresssteam train and the Tren Fin del Mundo, or End of the World train.123'