Arnout Hauben's amazing adventures retraces the historical route of William of Rubruck who in 1254 visited Kharakhorum and was given audience to the great Munkh Khan.
William was a missionary of the Louis IX and was set out to convert Tatars into Christianity to gain supporters for their fights with Musilim world. William of Rubruck was a Flemish Franciscan missionary and explorer. His account is one of the masterpieces of medieval geographical documentary literature. In May 1254, during his stay among the Mongols, William entered into a famous competition at the Mongol court, as the khan encouraged a formal debate between the Christians, Buddhists, and Muslims, to determine which faith was correct, as determined by three judges, one from each faith.