Speleoaquanaut (ČSS ZO 1-10)

Prague cave-diving club of the Czech Speleological Society. Its site reports work at the Macocha/Bílá voda sumps, mapping in Důl Hraničná and Chýnov cave, and dives at the Skutina fortress and the Dolejší Těšov mine. A club for cave divers, not a commercial centre.