Sources
Real visual-reference media.
Ancient arena exteriorWikimedia Commons
Colosseum in Rome, Italy - April 2007.jpg
Medieval combatWikimedia Commons
Two knights engage in a sword fight during a medieval event at a castle in a lively crowd setting.jpg
Knight armorAlf van Beem / Wikimedia Commons / CC0
Knight armor at the donjon of the Château de Bazoges-en-Pareds, pic1.JPG
Volcanic battlefieldWikimedia Commons / Public Domain
Volcanic landscape.jpg
Misty forest arenaUSDA / Wikimedia Commons / CC0
Misty forest 1 Whatcom County.jpg
Rocky mountain arenaWikimedia Commons / CC0
Rocky Mountains (208692693).jpeg