The answers are 1. Amphitheaters and 2. Doric, Ionic and Corinthian combinations of columns. Amphitheaters are open air venues, which are used for entertainment, different and various performances and also sports events. The term amphitheater comes from a Greek word which means “a place for viewing”. Column designs are separated into three categories, the first is Doric, which is the most common and then second comes the Ionic and last but not the least, the most favored and extravagant type of column, the Corinthian Column. The Roman Colosseum is made up of two open-aired venues or also known as amphitheaters and a lot of different and diverse columns.
