The effect of this point of dazzling light was the more remarkable from its contrasting strongly with the two dark chasms, from the first of which we had emerged to continue our journey through the obscurity of the second.
This subterranean labyrinth is said to extend in different directions for many miles.

We explored a portion of the chief path and several by-paths, and after a march of two hours returned heartily tired to the upper world.

We then rested a quarter of an hour, and afterwards returned at a good round pace to Kalmannstunga.
Unfortunately I do not possess sufficient geognostic knowledge to be able to set this cavern down as an extinct volcano.

But in travelling in a country where every hill and mountain, every thing around, in fact, consists of lava, even the uninitiated in science seeks to discover the openings whence these immense masses have poured.

The stranger curiously regards the top of each mountain, thinking every where to behold a crater, but both hill and dale appear smooth and closed.