Great Rivers of the World

VOLKER MEHNERT is a journalist, travel writer, and author of a children's biography of the explorer Alexander von Humboldt. MARTIN HAAKE has created illustrated works for The New York Times, The Wall Street Journal, Penguin Books, and Volkswagen. His illustrations have earned him several awards, including the German Art Directors Club's silver medal, of which he is a two-time recipient. He lives in Berlin, Germany.