KOH TAO, THAILAND  - MAY 18: A Whaleshark followed by unindentified scuba divers near the island of Koh Tao on May 18, 2009. Koh Tao in the Gulf of Thailand is a popular destination for new divers.
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KOH TAO, THAILAND - MAY 18: A Whaleshark followed by unindentified scuba divers near the island of Koh Tao on May 18, 2009. Koh Tao in the Gulf of Thailand is a popular destination for new divers.