CHAPTER XX.

THE ACTIVE VOLCANOES OF THE EARTH


CHAPTER XXI.

THE FAMOUS VESUVIUS AND THE DESTRUCTION OF POMPEII


CHAPTER XXII.

ERUPTIONS OF VESUVIUS, ETNA AND STROMBOLI


CHAPTER XXIII.

SKAPTER JOKULL AND HECLA, THE GREAT ICELANDIC VOLCANOES


CHAPTER XXIV.

VOLCANOES OF THE PHILIPPINES AND OTHER PACIFIC ISLANDS


CHAPTER XXV.

THE WONDERFUL HAWAIIAN CRATERS AND KILAUEA'S LAKE OF FIRE