adventures_with_martin:
Rocks and Bacteria
adventures_with_martin:
Curious Structure
adventures_with_martin:
Remelted Pop Corn Lava
adventures_with_martin:
Strongly remelted breakdown
adventures_with_martin:
Maybe Old Dried-out Cave Slime?
adventures_with_martin:
Piece of breakdown.
adventures_with_martin:
Shelf
adventures_with_martin:
Graffiti on wall
adventures_with_martin:
Wall
adventures_with_martin:
Cave slime dropping down from ceiling?
adventures_with_martin:
Powdery Lichens?
adventures_with_martin:
Small Window in the Entrance Overhang
adventures_with_martin:
PA200277
adventures_with_martin:
It was a Big Cave
adventures_with_martin:
PA200274
adventures_with_martin:
PA200273
adventures_with_martin:
PA200270
adventures_with_martin:
PA200269
adventures_with_martin:
PA200268
adventures_with_martin:
PA200267
adventures_with_martin:
PA200266
adventures_with_martin:
Smooth Lava
adventures_with_martin:
This apron was so large a person could get completely underneath it
adventures_with_martin:
This apron was so large a person could get completely underneath it
adventures_with_martin:
Bubble or Tube Within a Tube broke
adventures_with_martin:
Bench with a Step
adventures_with_martin:
Last Flow
adventures_with_martin:
Tube within a Tube Formation
adventures_with_martin:
Gothic Roof Profile
adventures_with_martin:
Gothic Roof Profile
