Minoan civilization interpretation of these symbols, saying that they were based on apiculture rather than religion. A major festival was exemplified in bull-leaping, represented in the frescoes of Knossos and inscribed in miniature seals. Similar to other Bronze Age archaeological finds, burial remains constitute much of the material and archaeological evidence for the period. By the end of the Second Palace Period, Minoan burial was dominated by two forms: circular tombs ("tholoi") in southern Crete and house tombs in the north and the east. However, much Minoan mortuary practice does not conform to this pattern. Burial was more popular than cremation. Individual
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