Related Links: At Dig This, Ordinary Folks Test Their Skills in the Seat The newest Las Vegas Strip attraction isn't another mega-resort or Cirque du Soleil show. Rather, it is a heavy equipment playground that lets visitors operate life-size Tonka toys. “Dig This” is a construction theme park developed by New Zealand-born Ed Mumm, who stumbled upon the idea while using a rented excavator to build his home in Steamboat Springs, Colo. After a couple of days of digging, he realized that operating machinery was a blast. "I wasn't making much progress on the house, but I was having great time," Mumm