Depicting the eight Pagan holidays or Sabbaths, the Wheel of the Year is laid out as a traditional wooden wheel. The Quarters: Yule, Ostara, Midsummer, and Mabon focus mainly on the movement of the sun and contain alchemical symbols for the seasons. Each of the Cross Quarters: Samhain, Imbolg, Beltane, Lughnasadh feature one of the four tools and portrays the transition of our relationship to the Earth as the year progresses.