Hong Kong actor Donnie Yen and his wife Cissy pose in front of a giant aquarium during the opening of Aqua City, the new flagship marine-themed zone of the Hong Kong Ocean Park January 26, 2011. [Photo/Agencies]

An evening view of the giant aquarium of Aqua City, the new flagship marine-themed zone of the Hong Kong Ocean Park, during its opening ceremony January 26, 2011. [Photo/Agencies]