See also:

• Recreation: Outdoors: Wildlife: Bats  (68)
• Science: Earth Sciences: Geology: Geomorphology: Caves and Karst  (34)

This category in other languages:
	Catalan  (10)   Croatian  (13)   Czech  (10)   French  (98)   German  (26)   Italian  (40)   Japanese  (33)   Lithuanian  (5)   Norwegian  (3)   Polish  (24)   Romanian  (20)   Spanish  (0)   Swedish  (3)

• The Virtual Cave   - A wide-ranging introduction to the geology of caves. Organised by geological feature with pictures and clickable virtual maps.

  Bill Storage - Speleology - Photographs and articles dealing with speleology and cave exploration..

  California Underground Online Exhibits - An overview of the formation of caves, cave conservation, photography and wildlife together with local educational resources. Diagrams, pictures and slide shows..

  Cavechat.org - NSS discussion forum for US cavers including sections for cave diving, news, conservation, equipment, photography, rescue and surveying..

  Caving From Spadout - Articles on the terminology, techniques and gear used for caving. Discussion boards, editable information, feedback and links..

  UIS International Speleo Calendar - Events around the world..

  U.S. Cavers Forum - Discussion forums including caving, the NSS, the study of speleology, cave conservation and management, bats and gear..

  World Cave Database - A list of long and deep caves from all around the world. Listed by depth, length and country..