Pirom Submarine, Pattaya, Thailand

 It is located at 311/7 Moo 10, Pattaya Tai Road, Tambon Nong Prue, Bang Lamung District. You need to ride a boat in the pier of  Laem Bali Hai. Tourists must ride a ferry boat to the floating station of Ko Sak to get inside the submarine. The submarine will go deep underwater  about 25-30 meters and you can observe the wonderful beauty of coral reef in Ko Sak.  From Monday to Friday scheduled time is 10:30am, 11:20am, and 1pm. Saturdays and Sundays and even public holidays scheduled time is every hour. It cost 2,000 for adult and 1,500 for children.