On the new moon day, Maha Shivaratri is celebrated. This is an annual celebration in the Hindu month of Maagha.
There are various versions of the origins of this celebration. Some believe that on this day Lord Shiva married Goddess Parvati. Others believe that Shivaratri is celebrated on the day when Lord Shiva saved the world by drinking poison.
Maha Shivaratri is the most popular celebration observed. Devotees observe a strict fast for the day. Maha Shivaratri is celebrated either during the day or during the night. During the night celebration, women and men come together and sing religious hymns throughout the night.