Andarin is one of the places that clearly shows how rich is Syria in history and how much are still under ground hidden, to be discovered.
Andarin is a large area, about 3 square km, now there are seen two churches unearthed, a bathroom complex, and some walls of the city. The work is ongoing and information is changed as time passes.
What is found is from Byzantine era. The structures are built in mud brick with the more significant buildings in stone, the local volcanic basalt. Two streets are found from north-south and east-west.
Inscriptions are found from the years 506 to 583 but assumed that a lot of works (e.g. walls) are older, some dating back to the second century AD. Barracks are found on the north-east of the main intersection about 80 m in length. They date from AD 558, late in Justinian's reign during which he carried out extensive defensive works in northern Syria including Resafe to the east and nearby at Qasr Ibn Wardan.
Justinian's other built structures, it lies south to Andarin by 20 km, Qasr Ibn Wardan: