諏訪洞

Suwa Cave is a protected natural cave in Okayama Prefecture featuring multiple chambers filled with limestone formations. Its interior displays geological patterns created over millions of years through natural processes.

The cave gained protection as a national monument in the early 20th century when Japan started designating sites of natural importance. This recognition led to scientific study of its geological structure.

The cave serves primarily as a natural site rather than a place with deep cultural traditions, though it draws visitors interested in geological phenomena.

Access is through guided tours where knowledgeable guides explain geological formations while ensuring safety measures. Visitors should wear comfortable shoes and follow instructions to protect the delicate environment.

Mineral deposits within the cave allow researchers to analyze historical climate patterns of the region through geological layers. These climate records extend thousands of years back, revealing past environmental conditions.

GPS coordinates: 34.97041,133.62414

Latest update: December 9, 2025 12:22