Wonder Mountain's Guardian
... that at 500 feet (150 m), the interactive screen of Wonder Mountain's Guardian, at the Canada's Wonderland amusement park, is the longest in the world?
... that at 500<span about="#mwt21" class="nowrap" data-mw='{"parts":[{"template":{"target":{"wt":"nbsp","href":"./Template:Nbsp"},"params":{},"i":0}}]}' id="mwAsg" typeof="mw:Transclusion"><span typeof="mw:Entity"> </span></span>feet (150<span about="#mwt22" class="nowrap" data-mw='{"parts":[{"template":{"target":{"wt":"nbsp","href":"./Template:Nbsp"},"params":{},"i":0}}]}' id="mwAsk" typeof="mw:Transclusion"><span typeof="mw:Entity"> </span></span>m), the interactive screen of <b id="mwAso"><a href="./Wonder_Mountain's_Guardian" id="mwAss" rel="mw:WikiLink" title="Wonder Mountain's Guardian">Wonder Mountain's Guardian</a></b>, at the <a href="./Canada's_Wonderland" id="mwAsw" rel="mw:WikiLink" title="Canada's Wonderland">Canada's Wonderland</a> amusement park, is the longest in the world?