Bulgarian tourists, Tatiana Vasileva and her friend, tour the El Jem's amphitheatre
Bulgarian tourists, Tatiana Vasileva and her friend, tour the El Jem's amphitheatre, a UNESCO World Heritage Site built in the late 3rd century, in El Jem, amid the coronavirus disease (COVID-19) outbreak, Tunisia, May 20, 2021. Picture taken May 20, 2021. REUTERS/Angus McDowall