vl CONTENTS, 
CHAPTER IV. 
MARINE CAVES. 
Effects of the Sea on Rocky Shores.—Fingal’s Cave.—-Beautiful Lines of Sir 
Walter Seott——The Antro di Nettuno—The Cave of Hunga.—Legend of its 
Discovery.—Marine Fountains.—The Skerries.—The Souffleur in Mauritius.— 
The Buffadero on the Mexican Coast . ° . . . Page 45 
CHAPTER V. 
OCEAN CURRENTS. 
Causes of the Oceanie Currents.—The Equatorial Stream.—The Gulf Stream.— 
Its Influence on the Climate of the West urepean Coasts.—The Cold Peruvian 
Stream.—The Japanese Stream 5 - : 4 . 54 
CHAPTER VI. 
THE AERIAL AND TERRESTRIAL MIGRATIONS OF THE WATERS. 
Movements of the Waters through Evaporation.—Origin of Winds.—Trade-Winds. 
—Calms.—Monsoons.—Typhoons.—Tornadoes.—Water-Spouts—The Forma- 
tion of Atmospherical Precipitations —Dew.—Its Origin.—Fog.—Clouds.— Rain, 
—Snow.—Hail.—Sources.—The Quantities of Water which the Rivers pour into 
the Ocean.—Glaciers and their Progress.—Icebergs.—Erratic Blocks.—Influence 
of Forests on the Formation and Retention of Atmospherical Precipitations.— 
Consequences of their excessive Destruction.—The Power of Man over Climate, 
—How has it been used as yot? - 2 5 - 60 
CHAPTER VII. 
MARINE CONSTRUCTIONS. 
Lighthouses.—The Eddystone.—Winstanley’s Lighthouse, 1696.—The Storm ot 
1703.—Rudyerd’s Lighthouse destroyed by Fire in 1755.—Singular Death of 
one of the Lighthouse Men.—Anecdote of Louis XIV.—Smeaton.—Bell Rock 
Lighthouse.—History of the Erection of Skerryvore Lighthouse.—I]lumination 
of Lighthouses—The Breakwater at Cherbourg.—Liverpool Docks.—The 
Tubular Bridge over the Menai Straits. —The Sub-oceanic Mine of Botallack. 80 
PART 2 
THE INHABITANTS OF THE SEA. 
CHAPTER VIIL 
THE CETACEANS. 
General Remarks on the Organisation of the Cetaceans.—The Large Greenland 
Whale.— His Food and Enemies.—The Fin-Back or Rorqual.—The Antarctic 
Whale.—The Sperm Whale.—The Unicorn Fish.—The Dolphin.—Truth and 
Fable.—The Porpoise —The Grampus.—History of the Whale Fishery . 95 
