📜 A mysterious set of human-made tunnels carved into the hills of rural northern Kyushu.
🔍 The network runs for nearly 1,460 feet (445 meters) on a mountain slope.
✨ Explore a network of ancient, mysterious tunnels
⛩️ Visit a shrine with beautiful wood carvings at the tunnel's end
🪦 Discover nearby kofun (ancient burial mounds)
⚠️ Some tunnels are very narrow, requiring crawling
👶 Be prepared for narrow passages; some sections are only child-sized
Last updated 2 days ago
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