The touch of this air seemed to restore my balance, for I instantly recalled the sudden gusts which had risen around the mouth of the abyss each sunset and sunrise, one of which had indeed revealed the hidden tunnels to me. I looked at my watch and saw that sunrise was near, so braced myself to resist the gale that was sweeping down to its cavern home as it had swept forth at evening. My fear again waned low, since a natural phenomenon tends to dispel broodings over the unknown.