The <a href="https://en.wikipedia.org/wiki/Sydney_Opera_House" id="mwow" rel="mw:WikiLink" title="Sydney Opera House">Sydney Opera House</a> is opened by <a href="https://en.wikipedia.org/wiki/Elizabeth_II" id="mwpA" rel="mw:WikiLink" title="Elizabeth II">Elizabeth II</a> after 14 years of construction.