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Another Mans Nightmare
The Bottomless Holes
13 other sections not shown
30 feet ascent bends Bill blue hole bottom boulders breathing buoyancy compensator Carl Cathedral Canyon Cavern ceiling cenote Court Smith crevice Dale Sweet Dave decompression sickness decompression stops decompression tables deep dives deeper depth gauge descent distance divers dropped Eagle's Nest entrance equipment exhaust bubbles exploration Falmouth feet high feet wide floor Florida France Frank guideline helium huge hundred feet Jamie Stone Jochen Hasenmayer John Harper ledge Lewis Holtzendorff light looked Manatee Springs Cave Mante Mary Ellen Eckhoff Mexico minutes NACD narcosis National Speleological Society nearly nitrogen Nitrox NSS CDS oxygen toxicity Paul DeLoach Paul Heinerth penetration Photo previous dives pushed quickly regulator rock salt water sand scooter scuba diving Sergio Sheck Exley U.S.A. silt Springs Cave Springs Cave System stage tanks stalactites started sump surface Suwannee River swam swim switched tunnel underwater cave Vaucluse visibility wall watch