Kalahari Resort in Long Island , Sandusky , doubled the size of the park in 2007 . Near Madison , Wisconsin ( 55 miles ) At Water World in Denver visitors can hop onto inner tubes and journey into the dark . Water World in Sandusky will drop daredevils 3600 stories .
Kalahari Resort in Long Island , Sandusky , doubled the size of the park in 2007 . At Water World in Denver visitors can hop onto inner tubes and journey into the dark . Water World in Sandusky will drop daredevils 3600 stories .