From Wikipedia - Reading time: 5 min

Tilurium was an Illyrian fortified settlement[1] of the Delmatae. Tilurium was the location a Roman cohort in the territory of the Delmatae. The site is now located on the hill of Gardun near Trilj.[2]
At this location, workshops specialized in stone masonry crafted tombstones and other monuments for the 7th Legion.[3]