Grotta del Gelo
... that the Grotta del Gelo cave on the Etna volcano is partially filled with ice?
... that the <b id="mwCGU"><a href="./Grotta_del_Gelo" id="mwCGY" rel="mw:WikiLink" title="Grotta del Gelo">Grotta del Gelo</a></b> cave on the <a href="./Mount_Etna" id="mwCGc" rel="mw:WikiLink" title="Mount Etna">Etna</a> volcano is partially filled with ice?