as though he were traversing an open plain under the brilliance of a noonday sun, and suddenly there happened that which had to happen under the circumstances of his rash advance.
He reached the brink of the well, stepped outward into space, lunged forward, and shot downward into the inky depths below. Still clutching his spear, he struck the water, and sank beneath its surface, plumming the depths.
The fall had not injured him, and when he rose to the surface, he shook the water from his eyes, and found that he could see. Daylight was filtering into the well from the orifice far above his head. It illumined the inner walls faintly. Tarzan gazed about him. On the level with the surface of the water he saw a large opening in the dark and slimy wall. He swam to it, and drew himself out upon the wet floor of a tunnel.
Along this he passed; but now he went warily, for Tarzan of the Apes was learning. The unexpected pit had taught him care in the traversing of dark passageways — he needed no second lesson.
For a long distance the passage went straight
