Every high civilisation needs a central calendar. Why does sunlight tough the Knossos throne on Winter Solstice Day? How did Minoan Knossos use time to organise daily life, agriculture and religious festivals? How do cycles of the sun and moon reveal new understandings of Labrys the double axe, "horns of consecration, and Minoan political power? Discover the central calendar of Minoan Crete, "hidden" in the Knossos Bull-Leaping Fresco.