Vanguard Cave
... that Vanguard Cave is one of four caves in Gibraltar which have been nominated as a UNESCO World Heritage Site?
... that <b id="mwELo"><a href="./Vanguard_Cave" id="mwELs" rel="mw:WikiLink" title="Vanguard Cave">Vanguard Cave</a></b> <i id="mwELw">(pictured)</i> is one of four caves in <a href="./Gibraltar" id="mwEL0" rel="mw:WikiLink" title="Gibraltar">Gibraltar</a> which have been nominated as a <a class="mw-redirect" href="./UNESCO_World_Heritage_Site" id="mwEL4" rel="mw:WikiLink" title="UNESCO World Heritage Site">UNESCO World Heritage Site</a>?