Officials had made elaborate arrangements for the devotees who gathered in lakhs in Palani.
The devotees were bearing different types of "kavadis" to offer to the Lord Muruga from the foot hill.
The temple officials said that the crowd in the Muruga temples was huge, but they had made arrangements foreasy worship with the help of police and private security.
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Meanwhile, Dingigul SP Saravanan said for the first time police was using Heli-cam that would monitor the devotees.
Special buses were being operated to carry the devotees to Palani from various places, officials said.