The Burning Maze horse is Incitatus, and its owner is the third emperor, Caligula. They return to Aeithales and convey the news to the spirits. Grover tells Apollo about a part of the Labyrinth that is burning, causing droughts and water shortage in the upper world. Hedge and Mellie reveal that Piper McLean and Jason Grace had explored the Labyrinth. Apollo decided to meet with them. Meg plants the seeds with which her father had planned to reincarnate the Meliai. Apollo, Meg and Grover meet Piper and bring Jason, who had broken up with Piper, from his school the following day. Jason confidentially
Charles V, Holy Roman Emperor of the Empire. He also spent much time there, mainly in Brussels. This stands in contrast with the attitude of his son Philip who only visited the Low Countries once. Until the 1540s, Charles did not spend much time in Germany. He frequently was in Northern Italy (then part of the Holy Roman Empire). He never actually governed his Austrian dominions and made his brother Ferdinand the ruler of these lands in 1521, as well as his representative in the Holy Roman Empire during his absence. In spite of this, the Emperor had a close relationship with some German families,