Pluto and not Neptune had bored it with his own hand, and on the wall traces of an eruptive work could be distinguished, which all the washing of the water had not been able totally to efface.
Nem Neptunus, hanem Pluto[54] vájta ki tulajdon kezével: a falakról még leríttak a vulkánkitörés nyomai, a vízáramlás sem mosta el őket egészen.