Locked 8 people.
People were released as a result of the rescue operation, which lasted several hours.
After medics checked their health, all eight were allowed to return home.
The tourists had planned to hold a two-day caving tour with an overnight stay and were cut off from the outside world with an unexpected rise in groundwater level.
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A group of cavers in age from 25 to 55 years, headed by an experienced guide, a professional from the local community, Sunday was in the territory of the base camp inside the cave. They had a kitchen and sleeping places.