Group: A Guide to the Trials of Apollo series by Rick Riordan Created: Oct 10, 2020 03:01 pm Presentation By: Learn about Emperor Caligula, a major an...
Learn about Emperor Caligula, a major antagonist of The Trials of Apollo series by Rick Riordan, who teamed up with Emperor Commodus and King Tarquin to destroy Camp Jupiter. This text is available through Creative Commons.