Green River at its junction with the Ohio, taking for granted that the
report of the State engineers as to the extent of fall between a point
above the Cave and the Ohio, be correct, of which there is no doubt.
"It becomes, then," continues Mr. Lee, in reference to the waters of
the Cave, "an object of interesting inquiry to determine in what way
it is disposed of. If it empties into Green River, the Ohio, or the
ocean, it must run a great distance under ground, with a very small
descent."




CHAPTER X.

Pass of El Ghor--Silliman's Avenue--Wellington's Gallery--Sulphur
Spring--Mary's Vineyard--Holy Sepulchre--Commencement of Cleveland
Avenue--By whom Discovered--Beautiful Formations--Snow-ball Room--
Rocky Mountains--Croghan's Hall--Serena's Arbor--Dining Table--
Dinner Party and Toast--Hoax of the Guide--Homeward Bound Passage--
Conclusion.


Having now left the Echo, we have a walk of four miles to Cleveland's
Avenue. The intervening points are of great interest; but it would
occupy too much time to describe them. We will therefore hurry on
through the pass of El Ghor, Silliman's Avenue, and Wellington's
Gallery, to the foot of the ladder which leads up to the Elysium of
Mammoth cave. And here, for the benefit of the weary and thirsty, and
of all others whom it may interest, coming after us, be it known, that
Carneal's Spring is close at hand, and equally near, a sulphur spring,