Based on the beloved Doctor Who episode of the same name by Douglas Adams, the hilarious and brilliant author of The Hitchhiker's Guide to the Galaxy , comes City of Death ... "A nasty, savage race, the universe was glad to see the back of them..." 4 billion BCE : The Jagaroth, the most powerful, vicious, and visually unappealing race in the universe disappears from existence. Few are sad to see them go. 1505 CE : Leonardo da Vinci is rudely interrupted...