CHAPTER II.

PHYSICAL FEATURES OF THE MOUNTAIN. 26

Height.--Radius of Vision from the summit.--Boundaries.--Area.-- Population.--General aspect of Etna.--The Val del Bove.--Minor Cones.--Caverns.--Position and extent of the three Regions.-- Regione Coltivata.--Regione Selvosa.--Regione Deserta.--Botanical Regions.--Divisions of Rafinesque-Schmaltz, and of Presl.--Animal life in the upper Regions.