Marking May Day celebrations, AITUC, CITU, AIUTUC, BSNL, Postal Union and a host of other Trade Unions will take out a mammoth procession in city tomorrow (May 1). The procession will commence from Town Hall at 10.30 am and will pass through the main thoroughfares in the city before culminating at Freedom Fighter’s Park, Subbarayanakere, opposite Shantala Theatre, where a public rally will be held, according to a release.