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In this Oct. 22, 2003 file photo, the Maid of the Mist tour boat cruises to the base of the Horseshoe Falls under a rainbow in Niagara Falls, Ontario, in Canada. A newly opened virtual reality show delivers a time-lapse lesson about the 10,000-year formation of the natural wonder complete with glacial snow, pelting rain and rumbling erosion, all building to 360-degree helicopter views unavailable from shore. (AP Photo/David Duprey, File)