Carlsbad Caverns
This website will help you learn more about nature’s plumbing system—caves.  This website was built as a companion to the “Exploring Nature's Plumbing System” show first aired in 2007.  If you have any questions about this website or your experience with Electronic Field Trips email us at eft@nationalparks.org.

Explore the full website as it was originally posted at the link below.  Or, target your visit to use the lesson plans and online activities associated with the show.