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
Holy Roman Emperor Without that coronation, no king, despite exercising all powers, could call himself Emperor. In 1508, Pope Julius II allowed Maximilian I to use the title of Emperor without coronation in Rome, though the title was qualified as "Electus Romanorum Imperator" ("elected Emperor of the Romans"). Maximilian's successors adopted the same titulature, usually when they became the sole ruler of the Holy Roman Empire. Maximilian's first successor Charles V was the last to be crowned Emperor. Holy Roman Emperor The Holy Roman Emperor (historically "", "Emperor of the Romans") was the ruler of the Holy Roman Empire (800/962-1806 AD, from Charlemagne/Otto