|
|
|
|
|
|
Carlsbad Caverns National Park
For Teachers
|
|
|
|
|
|
|
|
|
|
Did You Know?
Most of the formations—or speleothems—found inside Carlsbad Cavern today were active and growing during the last ice age when instead of having a desert above the cave, there were pine forests.
|
|
|
|
Last Updated: February 13, 2007 at 16:28 EST |