In reality, the people "within" believe that "The Smoky God" is the throne of their Jehovah, and is stationary.

The effect of night and day is, therefore, produced by the earth's daily rotation.
I have since discovered that the language of the people of the Inner World is much like the Sanskrit.
After we had given an account of ourselves to the emissaries from the central seat of government of the inner continent, and my father had, in his crude way, drawn maps, at their request, of the "outside" surface of the earth, showing the divisions of land and water, and giving the name of each of the continents, large islands and the oceans, we were taken overland to the city of "Eden," in a conveyance different from anything we have in Europe or America.

This vehicle was doubtless some electrical contrivance.

It was noiseless, and ran on a single iron rail in perfect balance.

The trip was made at a very high rate of speed.