Incredible artifacts
This device consists of a heat and night and a geared mechanical calendar, and is the second oldest of its kind known. It dates back to 400-600 AD.
The sundial is inscribed in Greek with 16 locations, translated as: Constantinople, Sene, Seybaid, Alexandria, Antioch, Rhodes, Athens, Sicily, Thessaloniki, Rome, Dalmatia, Doclia, Caesareas Latonis, Palestine and Askalon.
This device can use it as a sundial calculation, telling the time of 16 locations in the ancient world, and is able to predict the position of the sun and moon in the zodiac and moon phases.