Sbeitla Heritage Festival in Sbeitla
The closest verified real event is the Festival International du Printemps de Sbeitla (Sbeitla International Spring Festival), founded around 2000-2001 by poet-actor Adnen Helali and organized by the Founoun Sufetula association, held each spring inside the Roman theatre and forum of the Sbeitla archaeological site.
A full 260-400 word evergreen narrative is not written for this entry because post-2014 program history could not be independently confirmed, and constructing a longer story on that gap would risk overstating certainty.