She was now able to stand upright, and raising her hand, she tried in vain to find a roof. The room where she stood, then, must be lofty. She went forward in the utter darkness very, very slowly; suddenly her head again came in contact with the roof; she made a few steps farther on, and then found that to proceed at all she must go on her hands and knees. She bent down and peered through the darkness.