The ecosystem for this has to be incredibly complex. And we're only seeing the surface portion. What the heck is going on below the surface? Surely, something survives down in those lava tubes...
http://www.grindtv.com/nature/orego...appearing-through-a-hole/#JGKmH4orggV0740F.97
And- me being me- I thought about how cool something like this could be as a setting in a RPG adventure.
http://www.grindtv.com/nature/orego...appearing-through-a-hole/#JGKmH4orggV0740F.97
And- me being me- I thought about how cool something like this could be as a setting in a RPG adventure.