Mt. Io, meaning "Sulphur Mountain," is a lava dome spewing steam and sulphur gases. Tourists can walk and easily see the sulphur and steam vents.

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Filename:	io300-2219810913d-020a.jpg
Album name:	philbert / Mt. Io 硫黄山
Keywords:	hokkaido / teshikaga / iozan / mountain / sulfur / volcano
Filesize:	36 KiB
Date added:	Apr 01, 2022
Dimensions:	600 x 398 pixels
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URL:	https://photoguide.jp/pix/displayimage.php?pid=75661
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