Russ Dostal, left, gives a thumbs up as he tries the new 850-foot-long SlotZilla Zipline with Tom Delaney at the Fremont Street Experience in downtown Las Vegas, on April 30, 2014. A higher and longer 1,700-foot Zoomline, which will propel flyers in a horizontal “superman” position at speeds up to 35 mph, is expected to open in June. The zip line, part of the $12 million SlotZilla project, opened Sunday. (Photo by Steve Marcus/Las Vegas Sun via Reuters)
