Carlsbad Caverns National Park, New Mexico - November 7, 2003

Iceberg Rock - a very large chunk of the cavern ceiling that fell. Yes, the sign says it's a 200,000-ton rock.

Iceberg closeup. [2048x1536]

E-mail domain: teresco.org, username: terescoj - Mon Nov 10 21:37:11 MST 2003