Adventures with E&L:
Mammoth Cave Entrance Sign
Adventures with E&L:
Tour Bus
Adventures with E&L:
Natural Entrance to Mammoth Cave
Adventures with E&L:
Narrow Walkway
Adventures with E&L:
Tight Squeeeze
Adventures with E&L:
Hollowed Out Trees Used for Water Pipes in Saltpeter Mine
Adventures with E&L:
Inside Mammoth Dome
Adventures with E&L:
Cave Formations
Adventures with E&L:
Formation Close-up
Adventures with E&L:
Column
Adventures with E&L:
Drapery
Adventures with E&L:
Great Colors!
Adventures with E&L:
Flowstone
Adventures with E&L:
More Cool Formations
Adventures with E&L:
Part of Frozen Niagara
Adventures with E&L:
Cave Cricket (Hadeonoecus subterraneus)
Adventures with E&L:
Cave Cricket Head Shot (Hadeonoecus subterraneus)
Adventures with E&L:
Spelunkers Crawling in a Tight Spot
Adventures with E&L:
Trail in Mammoth Cave
Adventures with E&L:
Cave Carvings
Adventures with E&L:
Smoke Writing on Ceiling
Adventures with E&L:
More Blue-green Algae
Adventures with E&L:
Blue-green Algae in Cave
Adventures with E&L:
Snowball Formation
Adventures with E&L:
Gypsum Snowball Close-up
Adventures with E&L:
Gypsum Snowballs
Adventures with E&L:
Neat Gypsum Growth
Adventures with E&L:
Gypsum Flower
Adventures with E&L:
Cool Gypsum Flower
Adventures with E&L:
Funky Formations
