Caldera Synonyms

This lake lies in a great pit or caldera created by the wrecking in prehistoric times of the volcano Mount Mazama, which according to geologists once had an altitude of about 14,000 ft.

The crater is the largest unbroken ancient caldera in the world.

There are a few barren islands on the desert coast, the largest of which are between Coquimbo and Caldera.

Communications.-Railway construction in Chile dates from 1850, when work was begun on a short line between Copiapo and the port of Caldera, in the Atacama desert region.

Early in April a portion of the revolutionary squadron, comprising the " Blanco Encalada " and other ships, was sent to the southward for reconnoitring purposes and put into the port of Caldera.