He did not wait to question, but in an instant a guard was racing to the nearest dock and though the air was thin and almost gone at the rooftop they managed to launch the fastest one-man, air-scout machine that the skill of Barsoom had ever produced.

Kissing Dejah Thoris a dozen times and commanding Woola, who would have followed me, to remain and guard her, I bounded with my old agility and strength to the high ramparts of the palace, and in another moment I was headed toward the goal of the hopes of all Barsoom.

I had to fly low to get sufficient air to breathe, but I took a straight course across an old sea bottom and so had to rise only a few feet above the ground.