. . . . "While theme parks often add water parks to attract more visitors and encourage longer stays, Italy's Etnaland water park will introduce a twist on the trend by opening a theme park in 2013.PHOTOS: Etnaland theme park set to open in 2013Set to debut in March 2013, Etnaland's new theme park will feature 27 attractions including roller coasters, thrill rides, dark rides and water rides." . .