This year, Maha Shivratri falls on the 13th of February 2018, which is today. Maha Shivratri is believed to be the most important day of the Hindu Calendar for the worship of Lord Shiva. This special date is also earmarked by advanced spiritualists and followers of Kundalini Yoga as the day for Kundalini Jagaran or the Milan of Shiva and Shakti or Purusha and Prakriti.