“Is it a volcano?” he asked of Paganel, who was gazing at this new land through his telescope. “I don’t know what to think,” replied the geographer; “Maria Theresa is a spot little known; nevertheless, it would not be surprising if its origin were due to some submarine upheaval, and consequently it may be volcanic.” “But in that case,” said Glenarvan, “is there not reason to fear that if an eruption produced it, an eruption may carry it away?” “That is not possible,” replied Paganel. “We know of its existence for several centuries, which is our security. When the Isle Julia emerged from the Mediterranean, it did not remain long above the waves, and disappeared a few months after its birth.” “Very good,” said Glenarvan. “Do you think, John, we can get there to-night?” “No, your honor,