Mammoth is located within Holiday World & Splashin’ Safari. The longest water roller coaster in the world is Mammoth in Holiday World & Splashin ‘Safari. It opened its doors on May 11, 2012. Mammoth is named after Mammoth, a now-extinct prehistoric mammal, which remains in line with the theme of the water park safari.
- Water Park: Holiday World & Splashin’ Safari
- Location: Santa Claus, USA
- Type: Raft Slide
- Height: 69 ft (21 m)
- Drop: 32 ft (9.8 m)