Kari-Kari caldera
... that the Bolivian city of Potosí is located close to, or even inside, the Miocene Kari-Kari caldera?
... that the Bolivian city of <a href="./Potosí" id="mwAeo" rel="mw:WikiLink" title="Potosí">Potosí</a> is located close to, or even inside, the <a href="./Miocene" id="mwAes" rel="mw:WikiLink" title="Miocene">Miocene</a> <b id="mwAew"><a href="./Kari-Kari_(caldera)" id="mwAe0" rel="mw:WikiLink" title="Kari-Kari (caldera)">Kari-Kari caldera</a></b>?