La Piedra del Medio, named by Alexander Humboldt <i>the Orinocometer</i>.
<a href="//commons.wikimedia.org/wiki/User:Guillermo_Ramos_Flamerich" title="User:Guillermo Ramos Flamerich">Guillermo Ramos Flamerich</a>
CC BY 2.5
<span class="int-own-work" lang="en">Own work</span>