Tutupaka
... that the youngest volcanic debris avalanche in the Andes is probably that of Tutupaka which occurred about 200 years ago?
... that the youngest volcanic debris avalanche in the <a href="./Andes" id="mwBD0" rel="mw:WikiLink" title="Andes">Andes</a> is probably that of <b id="mwBD4"><a class="mw-redirect" href="./Tutupaka" id="mwBD8" rel="mw:WikiLink" title="Tutupaka">Tutupaka</a></b> which occurred about 200 years ago?