page_title: Carnuntum
section_title: Fortress
hierarchical_section_title: Carnuntum / Today / Fortress
caption_attribution_description: English: Ancient Roman amphitheatre in Bad Deutsch-Altenburg, Austria &#160; This media shows the protected monument with the number 130180 in Austria. (Commons, de, Wikidata)
context_page_description: Carnuntum was a Roman legionary fortress and headquarters of the Pannonian fleet from 50 AD. After the 1st century, it was capital of the Pannonia Superior province. It also became a large city of 50,000 inhabitants.
  Its impressive remains are situated on the Danube in Lower Austria halfway between Vienna and Bratislava in the Carnuntum Archaeological Park extending over an area of 10 km² near today's villages of Petronell-Carnuntum and Bad Deutsch-Altenburg.
context_section_description: The only remaining building of the fortress is an amphitheatre, located just outside the fortress. Today, a small adjacent museum shows the history of gladiators.
caption: Remains of the fortress – amphitheatre
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