nary man might essay. Now, upon the lower slopes, it led through dense forests where the ground was so matted with fallen trees and over-rioting vines and brash that the way held always to the swaying branches high above the tangle; again it skirted yawning gorges whose slippery-faced rocks gave but momentary foothold even to the bare feet that lightly touched them as the three leaped chamois-like from one precarious foothold to the next. Dizzy and terrifying was the way that Om-at chose across the summit as he led them around the shoulder of a towering crag that rose a sheer two thousand feet of perpendicular rock above a tumbling river. And when at last they stood upon comparatively level ground again Om-at turned and looked at them both intently and especially at Tarzan of the Apes.
"You will both do," he said. "You are fit companions for Om-at, the Waz-don."
"What do you mean?" asked Tarzan.
I brought you this way," replied the black, "to learn if either lacked the courage to follow where Om-at led. It is here that the young warriors of Es-sat come to prove their courage. And yet, though we are born and raised upon cliff sides, it is considered no disgrace to admit that Pastar-ul-ved, the Father of Mountains, has defeated us, for of those who try it only a few succeed—the bones of the others lie at the feet of Pastar-ul-ved."