Orlando-based SeaWorld runs 11 theme parks, including Busch Gardens in Tampa and SeaWorlds in Orlando, San Diego, and San Antonio.

WSJ: Blackstone and the 'Vampire Squid' Sell SeaWorld

"For the money they've spent it is pretty good, " said Mr Sim, who runs the Theme Park Tourist website with his wife Natalie.

BBC: Pleasurewood Hills' Hobs Pit ride given 12A BBFC rating

The idea that we are born knowing how to handle the greatest challenges of life is a theme that runs throughout eastern and western cultures in the major myths, religious texts and popular stories of our time.

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