Ferdinand Gregorovius' History of the City of Rome in the Middle Ages, Book One covers from the beginning of the 5th century to the fall of the Western Empire in 476. It treats the description of the city, its churches and monuments; the transformation from a pagan to a Christian city, the city's encounter with Honorius, Radagaisus, and Stilicho; the sieges of Alaric; popes and Vandals, saints and emperors, empresses and legends.