Rodriguez Seamount
... that Rodriguez Seamount, an underwater volcano near Central California, used to be above-surface, and still has remnants of black sand beaches on its slope?
... that <b id="mwDHM"><a href="./Rodriguez_Seamount" id="mwDHQ" rel="mw:WikiLink" title="Rodriguez Seamount">Rodriguez Seamount</a></b>, an <a href="./Submarine_volcano" id="mwDHU" rel="mw:WikiLink" title="Submarine volcano">underwater volcano</a> near <a href="./Central_California" id="mwDHY" rel="mw:WikiLink" title="Central California">Central California</a>, used to be above-surface, and still has remnants of <a class="mw-redirect" href="./Black_sand_beach" id="mwDHc" rel="mw:WikiLink" title="Black sand beach">black sand beaches</a> on its slope?