Aoga-shima is a stratovolcano forming a beautiful small 2.5 x 3.5 km island with steep cliffs in the Izu island chain, 300 km south of Tokyo.
Aogashima’s main attraction is its geologic anomaly, the double volcano. The island itself is one volcano, and another smaller volcano sits inside the caldera of it. Over 200 people live there. And yeah, it is an active volcano.

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