'Marine Expo 2024' Chennai's largest aquatic attraction is now open at OMR YMCA ground, Kottivakkam..The entrance fee is 150 rupees per person..The expo will be open for public from 4 PM to 9 PM from 1st July for a period of 45 days..The expo consists of mermaid show, Dr APJ Abdul Kalam pavilion, robotic animal kingdom, mini falls and underwater aquarium..Dengue fever: Symptoms, treatment and prevention tips.Follow The New Indian Express channel on WhatsApp Download the TNIE app to stay with us and follow the latest