20 April 2019

• Video: Cavers Continue to Push Sweden’s Longest Underwater Cave
  Follow along with cave divers as they explore Sweden’s Dolinsjö Cave as part of the 2016 Bjurälven Expedition.
• Idaho Department of Fish and Game Enlists Cavers in WNS Battle
  Members of south-central Idaho's Silver Sage Grotto have teamed up with their states Department of Fish and Game to count bats and place temperature and humidity recorders.
• Dr. Nick: The Curious Minnesota Caver
  Deep in the basement of the University of Minnesota, Star Tribune reporter Sarah Barker caught up with curious caver/geologist Dr. Nick Seaton.
• Video: The Geology of Ogof Ffynnon Ddu
  Learn about the geological features of England's Ogof Ffynnon Ddu National Nature Reserve with Dr. Keith Ball, a retired British Geological Survey geologist and life-long speleologist.
• Video: Divers Experience Malta’s Billinghurst Cave
  Visit inside Billinghurst Cave, a large underwater sea cave along the coast of Malta that has very little natural light thanks to a dip in the middle.