Danielle Fisher
... that when Danielle Fisher finished climbing the Seven Summits at the age of 20 years, she became the youngest American to do so at the time?
... that when <b id="mwBM4"><a href="./Danielle_Fisher" id="mwBM8" rel="mw:WikiLink" title="Danielle Fisher">Danielle Fisher</a></b> finished climbing the <a href="./Seven_Summits" id="mwBNA" rel="mw:WikiLink" title="Seven Summits">Seven Summits</a> at the age of 20 years, she became the youngest American to do so at the time?