- Tools & Research
- Inc. Advisor
- Inc. Deals
America's Toughest Mini-Golf Course
What makes Hawaiian Rumble, in North Myrtle Beach, South Carolina, worthy of hosting the Masters of mini golf? A 40-foot volcano that shoots 15-foot flames. "It rumbles so loud, it shakes the ground," says owner Robert Detwiler, who also started the U.S. ProMiniGolf Association.