CHAPTER XVI.

SUBTERRANEAN HEAT--ITS POWERS ILLUSTRATED BY EARTHQUAKES.

Earthquakes and Volcanos proceed from the same common Cause--Recent Earthquakes in New Zealand--Vast Tracts of Land permanently upraised--Earthquakes of Chili in the present Century --Crust of the Earth elevated--Earthquake of Cutch in India, 1819--Remarkable Instance of Subsidence and Upheaval--Earthquake of Calabria, 1783--Earthquake of Lisbon, 1755--Great Destruction of Life and Property--Earthquake of Peru, August, 1868--General Scene of Ruin and Devastation--Great Sea Wave--A Ship with all her Crew carried a Quarter of a Mile inland--Frequency of Earthquakes, 258