Original sentence: 2007 Roof of the World: based on Ibn Fadlan's tenth century travels and set in Scandinavia (which Ibn Fadlan actually never visited, having gone to Volga Bulgaria and Great Perm)
Edited sentence: 2007 Roof of the World: based on Ibn Fadlan's tenth century travels and adventures in Scandinavia, and compares Northern European culture, primitive at the time, and Muslim culture, at its height then