The 4th century BC burial monument to Dionysios of Kollystos, crowned by a bull in Pentelic marble. Kerameikos. Athens. Greece. The memorial is located on the street of the tombs and the bull is a copy of the original which is in the museum. Serving as a burial ground as long ago as the 12th century BC, Kerameikos located in the ancient neighbourhood of potters contains part of the ancient city walls and the Dipylon, the main gate of Ancient Athens at a junction of the Sacred Way and Panathenaic Way. It served as a burial ground for the richest and most distinguished citizens of the city.