Christopher Brown of Contour Entertainment Inc. looks at a model of Slotzilla during a news conference in Las Vegas Tuesday, Nov. 27, 2012. Slotzilla is a permanent zipline attraction t

 

              Christopher Brown of Contour Entertainment Inc. looks at a model of Slotzilla during a news conference in Las Vegas Tuesday, Nov. 27, 2012. Slotzilla is a permanent zipline attraction t
Christopher Brown of Contour Entertainment Inc. looks at a model of Slotzilla during a news conference in Las Vegas Tuesday, Nov. 27, 2012. Slotzilla is a permanent zipline attraction that is planned for downtown Las Vegas.(AP Photo/Las Vegas Review-Journal, John Locher)