Welcome to Aso-san Area

Halfway between Kumamoto and Beppu lies the Aso-san volcanic caldera. It's among the world's largest (128km in circumference), so big that it's hard at first to understand its scale, and strikingly beautiful. Formed through a series of eruptions over the past 300,000 years, the current outer crater is about 90,000 years old and now accommodates towns, villages and train lines... Read More

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