Yet, though we cannot connect volcanic action with the central heat of the earth, but must regard it as a minor and local manifestation of force, volcanoes still remain among the grandest, most awful, and at the same time most magnificent spectacles which the earth can afford.

FOOTNOTES:

[38] Ruskin.

[39] The Glaciers of the Alps.

[40] Ossian.

[41] Bullar, Azores.

[42] Tennyson.

[43] See especially Heim's great work, Unt. ü. d. Mechanismus der Gebirgsbildung.

[44] In the last 150 years more than 1000 are recorded.

[45] Letters from High Latitudes.