The Museum of Prehistoric Thera is a cultural institution situated in Fira on the island of Santorini in Greece. The facility occupies the physical site where the Ypapanti Church stood prior to its destruction during the 1956 Amorgos earthquake. Today, the venue preserves and displays a vast array of ancient artifacts recovered from numerous archaeological excavations across Santorini, including findings from the Potamos site and the peninsula settlement of Akrotiri in the southwestern part of the island.
Archaeological activity on the island has a long history, starting in 1867 when French geologist F. Fouque began digs after local residents uncovered ancient objects in a quarry. Later, between 1895 and 1900, German archaeologist Baron Friedrich Hiller von Gaertringen directed excavations on Mesa Vouno, bringing to light the ruins of ancient Thera with a focus on 9th-century BC settlements believed to be a Spartan colony. Further explorations occurred in the locality of Potamos under R. Zahn and the German Archaeological Institute at Athens, while the Archaeological Society of Athens managed the primary excavations at Akrotiri.
The museum covers the chronological progression of Santorini from the Late Neolithic age through the Late Cycladic I period. Displays trace human occupation at Akrotiri from its beginnings around 3300 BC to its major expansion in the mature Late Cycladic I era during the 17th century BC, from which many artifacts are displayed. Arranged in time sequence, the galleries present ceramic items, sculptures, jewelry, ritual objects, and detailed examples of wall paintings. The exhibits also highlight the intricate network of external contacts maintained by the island's ancient inhabitants.
Among the specific items on view are Neolithic pottery, Early Cycladic marble figurines, and early metalwork gathered from diverse locations. The Kastri group of artifacts, sourced from Akrotiri and the Christiana islets, documents the transitional era between Late Cycladic II and Late Cycladic III. Middle Cycladic pottery spanning the 20th to 18th centuries BC, excavated at Ftellos, Megalochori, and Akrotiri, features a distinct series of bird jugs that frequently depict swallows.
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