The Archaeological Museum of Vathy contains excavation finds from Aetos, dating from the Geometric to the Roman period and a remarkable collection of finds dated to the Geometric period.The building of the museum was built in the 1960s following the then architectural standards. The exhibition occupies the anteroom and the three chambers, where exhibits dating from the geometric to the Roman period are exhibited.

The most important items of the exhibition are:

Ring-shaped vase. It has angular walls and is decorated with narrow bands on the sides of the ring, hatched triangles on the neck, and panels with diagonals on the handle. Dated to the end of the Late Geometric period.

Votive inscription that mentions goddesses Athena and Hera. It was found at Polis Cave and dates from the Late Archaic period.