Giant sea creatures and water parks are two things that both fascinate and terrify many, even adults. Combining those two in creating SeaWorld boggles many others, and by judging some of the events that have happened there, not everyone is ready to shell out cash for a ticket.

To begin this list of SeaWorld incidents:

A Man Drowned In The Orca Tank In Orlando

On July 6, 1999, the body of 27-year-old homeless man named Daniel Dukes was found in an orca tank, all over the back of a whale named Tilikum.

Dukes entered the previous day, evading security to stay after the park closed. That’s when he entered the tank.

Authorities say it’s unclear what possessed Dukes to get into the tank with the massive creature.