CO N7TENTTS.



                     CHAPTER I.

          STRUCTURE AND VARIETIES OF CAVERNS.

Volcanic Agencies-Sunken Basins-Mephitic Gases-43rotto del Cane
-Guevo Upss-Flaming Caves-Lava Caves-The Surtsheller-The
Sapphire Grot-Energy of the Sea-Marine Caves-Fingal's Cave-
Vertical Gulfs of Norway-Ice Fissures-Coral Caves-Limestone
Caverns-Natural Bridges-Lost Rivers-Pits and Domes-Stalac-
tites-Caves that exhale Music and Sunshine-Eldon Hole-Facts
and Fancies.   ....................                   1


                    CHAPTER II.

  CONTENTS OF CAVES-MINERAL, VEGETABLE AND ANIMAL.

Alabaster-Precious Stones-Salt Mines-Useful Ores--Flints-Silver
Caves-Mushroom Farms-Cave of the Guacharo-A Fat Harvest-
A Natural Aquarium-Cavern Life-Eyeless Fish-Fossil Fauna-
The Bone-caves of Europe-Of Australia-Of Brazil-Of Pennsylvania
-Ancient Geography-Gigantic Beasts-Man amid Monsters... 22


                    CHAPTER III.

       CAVE DWELLINGS, SEPULCHERS AND TEMPLES.

Fossil Man's Reception-Cautious Philosophers-Prehistoric Races-
Paleolithic Period-The Stalagmitic Seal-Valley of Vezre Sa-
vants in Conference Nobility of Primitive Man-Troglodyte Arts-
Fossil Sculpture-Portrait of a Mammoth-Neolithic Period-Caves
of Spain-Textile Fabrics-Cave Mummies-Burial Caves of Atru-
ipe-Of Aleutian Islands-Old-fashioned " Seal-Skin Sack "-Canary
Islands-Ages of Bronze and Iron-Historic Caves--Sepulchers of
Palestine-Embalmed Patriarchs-Thomson's Cavern--Robber Caves
-British Refugees-A Cave-Tragedy-Thor's Cave-Temples of
Greece-Of India-Of Egypt .......................     36
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