Claim: Tunisia contains El Djem.

El Djem -LRB- Tunisian Arabic : الجمّ ; Latin Thysdrus -RRB- is a town in Mahdia Governorate , Tunisia , population 21,576 -LRB- 2014 census -RRB- . It is home to some of the most impressive Roman remains in Africa , like the world-famous `` Roman amphitheater of Thysdrus '' .