5 Pics: Japan's Mount Aso Volcano Erupts, Allert Issue

Japan on Monday warned tourists to keep away from popular Mount Aso after it began belching smoke and ash into the air.

  • An aerial view shows an eruption of Mount Aso in Aso, Kumamoto prefecture, southwestern Japan.
    An aerial view shows an eruption of Mount Aso in Aso, Kumamoto prefecture, southwestern Japan.
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  • Eruption of Mount Aso in Kumamoto Prefecture, Japan's southwestern island of Kyushu.
    Eruption of Mount Aso in Kumamoto Prefecture, Japan's southwestern island of Kyushu.
  • Authorities issued their third-highest alert and cancelled flights.
    Authorities issued their third-highest alert and cancelled flights.
  • This is a video grab from the Japan Meteorological Agency shows an eruption of Mount Aso.
    This is a video grab from the Japan Meteorological Agency shows an eruption of Mount Aso.
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  • It is said to be the latest eruption in one of the world's most volcanically active countries.
    It is said to be the latest eruption in one of the world's most volcanically active countries.