Which Italian design and manufacturing company founded in 1966 built a family steel roller coaster at Holiday World & Splashin' Safari ?
The Howler: The Howler is a family steel roller coaster at Holiday World & Splashin' Safari in Santa Claus, Indiana, United States. The Howler:  It was built in 1999 by Zamperla as part of a larger expansion project to build Holidog's FunTown; it opened on May 8, 1999. Zamperla: Antonio Zamperla S.p.A. is an Italian design and manufacturing company founded in 1966.
Zamperla