city's built heritage
... that one year ago today the 2010 Christchurch earthquake irreparably damaged much of the city's built heritage ?
... that one year ago today the <a href="./2010_Canterbury_earthquake" id="mwC9k" rel="mw:WikiLink" title="2010 Canterbury earthquake">2010 Christchurch earthquake</a> irreparably damaged much of the <b id="mwC9o"><a href="./List_of_historic_places_in_Christchurch" id="mwC9s" rel="mw:WikiLink" title="List of historic places in Christchurch">city's built heritage</a></b> <i id="mwC9w">(example of a now-demolished building pictured)</i>?