And now the avenue widened into an immense square, at the far end of which rose a stately edifice gleaming white in virgin marble among the gaily painted buildings surrounding it and its scarlet sward and gaily-flowering, green-foliaged shrubbery. Toward this U-Dor led his prisoners and their guard to the great arched entrance before which a line of fifty mounted warriors barred the way. When the commander of the guard recognized U-Dor the guardsmen fell back to either side, leaving a broad avenue through which the party passed. Directly inside the entrance were inclined runways leading upward on either side. U-Dor turned to the left and led them upward to the second floor and down a long corridor. Here they passed other mounted men, and in chambers upon either side they saw more. Occasion
