Underground lake
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- Karst-Water Environment Symposium
- Resolution VII.13 Guidelines for Identifying and Designating Karst
- The Story of Ground Water in the San Joaquin Valley, California
- Son Doong Cave Expedition 5D4n
- Lake Cave - Primary Student Pack, Years 4-6 Educational Outdoor Activities for Kids That Invoke Wonder and Respect for Our Amazing Natural Landscape
- Spelunker, Caver, and Speleologist by Jennifer Boyette
- Stratigraphic Correlation of Late Pleistocene Sediments of A
- Diving the Ancient Mayan Underworld Is Located in the South of the Contiguous Mexican States
- People and Caverns Lesson Plan
- Bat Populations and Cave Microclimate Prior to and at the Outbreak of White-Nose Syndrome in New Brunswick
- The Northeastern Caver Cumulative Index (Volumes I – Xliv, 1969 – 2013)
- Bulletin · of the National Speleological Society
- Underground Lake
- The Lost Sea (Page U6)
- The Limestone Caves and Caverns of Ohio
- Mammoth Cave and the Kentucky Cave Region
- The AMERICAN CAVER BULLETIN SIXTEEN of the NATIONAL SPELEOLOGICAL SOCIETY
- On the Loose — Caves