This was a little too realistic for tourists.

"numerous tourists saw the woman in the rapids above the Falls in the area of Dufferin Islands around 4:30 p.m. on Tuesday and called police. Witnesses on the Maid of the Mist tell News 4 rescuers were on the scene as the woman neared the Falls and were forced to watch helplessly as she plummeted over them. " [link to www.wivb.com]