mile

"If the crust is of sufficient thickness we shall come to a final stop between six and seven hundred miles beneath the earth's surface; but during the last hundred and fifty miles of our journey we shall be corpses.

It was now but 140 degrees, although we had penetrated to a depth of nearly four miles. I told Perry, and he smiled.

From hence, the general course of the river for about seventy miles was nearly southeast; varying in breadth according to its bays and indentations, and navigable for vessels of three hundred tons.

Some miles further on they came to the great Columbian Valley, so called by Lewis and Clarke.

On the river, where was a packed trail and where snowshoes were unnecessary, the dogs averaged six miles an hour.

Later on they would come to the unbroken trail, where three miles an hour would constitute good going.

Then it moved away two or three miles, leaving a phosphorescent track, like those volumes of steam that the express trains leave behind.

Towards two o'clock in the morning, the burning light reappeared, not less intense, about five miles to windward of the Abraham Lincoln.

But the projectile had now attained the fortieth degree of lunar latitude, at a distance not exceeding 40 miles. Through the glasses objects appeared to be only four miles distant.

"Besides," added Barbicane, "even to the most piercing eye a man cannot be distinguished farther than three and a half miles off; so that, if there are any Selenites, they can see our projectile, but we cannot see them."