Akkadō

39°59′1.1″N 141°44′10.05″E / 39.983639°N 141.7361250°E / 39.983639; 141.7361250Depth280 metersLength23,702 metersGeologylimestoneAccesspublicShow cave length700 metersWebsiteOfficial website

Akkadō (安家洞), located in Iwaizumi, Iwate Prefecture in the Tōhoku region of northern Japan, is the longest limestone cavern in Japan, with a measured length of 23,702 metres (77,762 ft).[1] The cave system was designated as a Natural monument by the Japanese government in 1980. Since 1991, a portion of the caverns have been open to the public for part of the year.

Outline

There are flowstones and a subterranean lake.

Access

  • Iwaizumi Town Bus
    • From/to Iwaizumibashi

References

  1. ^ [1] Archived 2012-07-09 at the Wayback Machine Journey to the Center of the Earth

External links

Media related to Akkado at Wikimedia Commons

  • A Trip to Iwate Archived 2018-01-17 at the Wayback Machine
  • Japan Travel Guide
  • Morioka-Hachimantai Tourist Advisor
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