Incoming Resources
- Caves, by Rebecca Pettiford
- Carlsbad Caverns, Robin Koontz
- Sinkholes, Sandra Friend
- Caves, Ellen Labrecque
- Caves, Rachel Lynette
- Sinkholes, Megan Kopp
- Caves, by Larry Dane Brimner
- Extreme cave diving, a production of Nova and National Geographic Television ; produced and directed by James Barrat
- Biggest, baddest book of caves, Alex Kuskowski
- Layers of stone, how Earth's biggest caves formed, Daniel R. Faust
- Journey into amazing caves, a Great Adventure film ; a MacGillivray Freeman film ; produced in association with Cincinnati Museum Center ; directed by Steve Judson ; produced by Greg MacGillivray, Alec Lorimore, Steve Judson ; written by Jack Stephens
- Caves, Marcia Zappa
- The creation of caves, J. Elizabeth Mills