Devotees are celebrating Maha Sivaratri with religious fervour. Saiva temples across the states including Srisailam and Srikalahasti have illuminated for the festival. Devotees were seen thronging temples from the early hours to offer prayers on the occasion of Maha Sivaratri. Temple managements are distributing milk and breakfast to devotees, who are standing in queues. Police made elaborate security arrangements to avoid untoward incidents.