French <a href="https://en.wikipedia.org/wiki/Acrobatics" id="mwfg" rel="mw:WikiLink" title="Acrobatics">acrobat</a> <a href="https://en.wikipedia.org/wiki/Charles_Blondin" id="mwfw" rel="mw:WikiLink" title="Charles Blondin">Charles Blondin</a> crosses <a href="https://en.wikipedia.org/wiki/Niagara_Falls" id="mwgA" rel="mw:WikiLink" title="Niagara Falls">Niagara Falls</a> on a <a href="https://en.wikipedia.org/wiki/Tightrope_walking" id="mwgQ" rel="mw:WikiLink" title="Tightrope walking">tightrope</a>.