Gyokusendō Cave
| Gyokusendō Cave | |
|---|---|
Blue-lit limestone formations inside Gyokusendō Cave, Okinawa Prefecture. | |
Interactive map of Gyokusendō Cave | |
| Location | Nanjo, Okinawa Prefecture, Japan |
| Coordinates | 26°08′02″N 127°45′21″E / 26.1340°N 127.7558°E |
| Length | 5,000 m (5 km) |
| Discovery | 1967 |
| Geology | Limestone |
| Entrances | 1 |
| Access | Public (850 m accessible via walkway) |
| Website | Okinawa World - Official site |
Gyokusendō Cave (Japanese: 玉泉洞, romanized: Gyokusendō) is a limestone cave located in Nanjo, Okinawa Prefecture, Japan. The cave extends for approximately 5 kilometers, with around 850 meters developed for public access as part of the Okinawa World theme park. It is one of the longest caves in Japan and features limestone formations and underground water channels.