The <a href="https://en.wikipedia.org/wiki/2010_Copiapó_mining_accident" id="mwAdI" rel="mw:WikiLink" title="2010 Copiapó mining accident">Copiapó mining accident</a> occurs, trapping 33 Chilean miners approximately <span about="#mwt90" data-mw='{"parts":[{"template":{"target":{"wt":"convert","href":"./Template:Convert"},"params":{"1":{"wt":"2,300"},"2":{"wt":"ft"},"3":{"wt":"m"},"abbr":{"wt":"on"}},"i":0}}]}' id="mwAdM" typeof="mw:Transclusion">2,300</span><span about="#mwt90" typeof="mw:Entity"> </span><span about="#mwt90">ft (700</span><span about="#mwt90" typeof="mw:Entity"> </span><span about="#mwt90">m)</span> below the ground for 69 days.