🌬️ Hranice Abyss

Czech Republic · Europe · 49.53°N, 17.75°E

Hranice Abyss is the deepest flooded pit cave in the world. It is a karst sinkhole near the town of Hranice, Czech Republic. In 2020 a scientific expedition revealed that the lowest reaches are sediment-filled and it was speculated that the sinkhole was formed by upwelling hot acidic water. The greatest confirmed depth is 519.5 m (1,704 ft), of which 450 m (1,476 ft) is underwater.

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Quick facts

Country	Czech Republic
Continent / region	Europe
Coordinates (approx.)	49.53°N, 17.75°E · view on map

Hranice Abyss is located in Czech Republic, in Europe.

More caves in Czech Republic

Amatérská Cave · Býčí skála Cave · Klácelka · Kůlna Cave · Macocha Gorge · Moravian Karst · Šipka.

Coordinates approximate. Introduction & image: Wikipedia (CC BY-SA 4.0), cached 30 days; the page renders even if the feed is momentarily unreachable.