The <i>Ludus magnus</i> in Rome: barracks for gladiators built by Emperor Domitian (81–96 CE), view from Via Labicana. In the background, the Colosseum. Picture by  <a href="//commons.wikimedia.org/wiki/User:G.dallorto" title="User:G.dallorto">Giovanni Dall'Orto</a>, June 16 2007.
<a href="//commons.wikimedia.org/wiki/User:G.dallorto" title="User:G.dallorto">G.dallorto</a>
Attribution
Self-published work by <a href="//commons.wikimedia.org/wiki/User:G.dallorto" title="User:G.dallorto">G.dallorto</a>