WATCH RELATED VIDEO Submit A thunderstorm comes up over the ruins of an ancient Roman amphitheatre in the former Roman army camp of Carnuntum, some 50 kilometres (some 31 miles) east of Vienna, September 5, 2011. Archeologists on Monday presented the discovery of a gladiators' school of unique size from the second century AD next to the amphitheatre in Carnuntum. 40 to 60 gladiators were trained in a 2800 square metres large complex of buildings with an arena, a gym, bath areas and residential and administrative buildings. Advertisement © 2017 HNGN, All rights reserved. Do not reproduce without permission. Advertisement 0 COMMENTS CLOSE COMMENT Get HNGN's Top Stories Newsletter Everyweek You have already subscribed. Thank you.