Cave Cafe Okinawa. Several hundred thousand years ago the Valley of Gangala was made by a cave that collapsed in Nanjo, Okinawa. In the entrance there is a café that is open to the public called “Cave Café”. 202 Maekawa Tamagusuku, Nanjo-shi, Okinawa, 901-0616 Hours: 10:00am-6:00pm (Last Order 5:30pm) Open Year-round/50 Seats/Parking Available. the walking tour of the Valley of Gangala (reservation needed) is also popular.
Gyokusendo Okinawa Japan Okinawa World is the largest theme park of Okinawa Prefecture and presents the history, culture and nature of the island in one place. The most visited attraction is Gyokusendo: a 5,000-meter long cave formed about 300,000 years ago. 850 meters of this cavern are open to the public: visitors can walk in the caves evocatively lit and gape osservanfdo the spectacular stalactites and stalagmites.