What are some more facts about the Colosseum in Rome?

hey there are many facts about the roman colosseum. one fact is that it is believed the opening ceremony lasted for more than 100 days! it was finished in the year A.D. 80 42 Roman Emperors witnessed the carnage at the amphitheatre. Roman Colosseum remained in use for nearly 500 years. The last recorded games were held in it in the 6th century. The games played in the Colosseum are believed to have taken the lives of about 500,000 people and over a million wild animals.