Akkadō
39°59′1.1″N 141°44′10.05″E / 39.983639°N 141.7361250°E / 39.983639; 141.7361250Depth 280 meters Length 23,702 meters Geology limestone Access public Show cave length 700 meters Website Official 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] 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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