Quote Originally Posted by Colin
Let's not forget Samhain in October (now mostly known as Halloween) http://www.celticspirit.org/samhain.htm
Here are all 8 celtic holidays:

February 2 Imbolc (Candlemas)
March 21 Ostara (Spring/Vernal Equinox)
April 30 Beltane (May Eve)
June 21 Midsummer (Summer Solstice, Litha)
August 1 Lughnasadh (Lammas)
Sept 21 Mabon (Autumn/Fall Equinox)
October 31 Samhain (All Hallows Eve)
Dec 21 Yule (Winter Solstice)