OKI ISLANDS UNESCO
GLOBAL GEOPARK
Geohistory - Rocks from Volcanic Islands Period
Geosites / Okinoshima Town
In this area you can see hexagonal and pentagonal shaped rock columns that fell from the cliff above. The shape of these rocks is due to the difference in temperature between the surface and the inside of the lava when it cooled and hardened.
Dōzen Caldera Seen From Onimai Lookout
This lookout point is located on th…
Basalt
Basalt is the most prominent type o…
Sekiheki (Red Cliff) Pyroclastic Cone Seen From the Lookout
Sekiheki (Red Cliff) is the cross-s…
Byōbu-iwa Rock (Folding-screen Rock), Washigamine Ridge
This beautiful formation of columna…
