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No need to dive: Czechs unveil 3D cave mapping technology

No need to dive: Czechs unveil 3D cave mapping technology

  • TV-G
  • 2019
  • 1mins
Czech speleologists have come up with a way to explore flooded cave systems without strapping on scuba gear wet suits helmets and water-proof lamps: 3D mapping. Francesca Lynagh reports.