Lucknow, Aug 20: Hundreds of thousands of Shiva devotees thronged temples across Uttar Pradesh on the final Monday of the Hindu holy month of Shravan as police kept a close watch and assigned drones to check any untoward incidents. Long serpentine queues were seen at prominent Shiva temples amid tight security in the state capital, including the Mankameshwar temple on the banks of river Gomti. Similar scenes were witnessed in Kanpur, Agra, Meerut, Allahabad, Gorakhpur, Moradabad, Mathura and Ghaziabad. Official said heavy police arrangements have been made to ensure that there is no law and order incident. (IANS)