Lake Atna
... that a megaflood from ancient Lake Atna 17,000 years ago may have contributed to the devastation caused by the 1964 Alaska earthquake?
... that a <a href="./Outburst_flood" id="mwB_U" rel="mw:WikiLink" title="Outburst flood">megaflood</a> from ancient <b id="mwB_Y"><a href="./Lake_Atna" id="mwB_c" rel="mw:WikiLink" title="Lake Atna">Lake Atna</a></b> 17,000 years ago may have contributed to the devastation caused by the <a href="./1964_Alaska_earthquake" id="mwB_g" rel="mw:WikiLink" title="1964 Alaska earthquake">1964 Alaska earthquake</a>?