National Geographic Travelのインスタグラム(natgeotravel) - 4月1日 18時32分

video by @andrea_frazzetta // The famous “Blu Flames”. Here we are in Indonesia on the Island of Java. In the Kawah Ijen crater, sulfuric gases escaping from cracks ignite as they come in contact with the air.
This iconic blue flames can only be seen at night.
Mount Ijen’s gorgeous vistas have captivated travelers for centuries, but in recent years, its sulfur mine has become a controversial tourist attraction.
“Sulfur Road” my latest assignment for National Geographic is online, check it on NatGeo website and follow @andrea_frazzetta to know more about this story #natgeotravel #ijen #java #indonesia #blueflames

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