Minoan civilization and courtyards between 1650 and 1600 BC. These rocks were likely quarried in Agia Pelagia on the north coast of central Crete. Palaces ("anaktora") are the best-known Minoan building types excavated on Crete. They are monumental buildings with administrative purposes, as evidenced by large archives unearthed by archaeologists. Each palace excavated to date has unique features, but they also share aspects which set them apart from other structures. Palaces are often multi-story, with interior and exterior staircases, lightwells, massive columns, storage areas and courtyards. The first palaces were constructed at the end of the Early Minoan period in the third
Minoan civilization is characterized by affluence (wealthy tombs, burials and art) and ubiquitous Knossian ceramic styles, by LM IIIB Knossos' wealth and importance as a regional center apparently declined. Significant remains have been found above the late Minoan I-era Thera ash layer, implying that the Thera eruption did not cause the immediate collapse of Minoan civilization. The Minoans were a sea power, however, and the Thera eruption probably caused significant economic hardship. Whether this was enough to trigger a Minoan downfall is debated. Mycenaean Greece conquered the Minoans during the late Minoan II period, and Mycenaean weaponry has been found in burials