Hellenion’s December 2016 Festival calendar, from https://www.hellenion.org/calendar.html Poseideon – Gamelion Year 4 of the 698th Olympiad 1 Noumenia 2 Agathos Daimon 8 Poseidea 10 Libation to Dionysos; Country Dionysia 13 Full Moon 18 Winter Solstice 21 Heliogenna 22 Heliogenna 26 Haloa 29 Dark of the Moon 30 Hekate’s Deipnon 31 Noumenia; New Year’s Eve