Bill Keller:
Wesco Truck Stop
Bill Keller:
Carlsbad Caverns
Bill Keller:
Carlsbad Caverns
Bill Keller:
Carlsbad Caverns
Bill Keller:
Carlsbad Caverns, Tight Squeeze
Bill Keller:
Carlsbad Caverns
Bill Keller:
Carlsbad Caverns Underground Gift Shop, all the postcards were moist.
Bill Keller:
Carlsbad Caverns, Natural Entrance
Bill Keller:
Carlsbad Caverns
Bill Keller:
Carlsbad Caverns
Bill Keller:
Carlsbad Caverns
Bill Keller:
Carlsbad Caverns
Bill Keller:
Carlsbad Caverns