Opalia Directory References Discover 6 Wars of Independence Which Religion Is the Oldest? Titanosaurs: 8 of the World's Biggest Dinosaurs The Seven Sacraments of the Roman Catholic church 10 of the World’s Most Dangerous Fish Timeline of the American Civil Rights Movement 7 of the World’s Most Dangerous Festivals Contents Opalia ancient Roman festival Ask the Chatbot a Question Ask the Chatbot a Question Learn about this topic in these articles:association with Ops In Ops…dating of her festivals (the Opalia on December 19 and the Opiconsiva on August 25) illustrate her affinities with the Saturnalia (December 17) and the Consualia (of Consus; December 15).Read More