EXIF info:
Nikon Df
Lens: 24-70mm F/2.8G
Focal Length: 24mm
Aperture: F/6.3
Shutter Speed: 1/200s
ISO Sensitivity: ISO 640Beppu Umi Jigoku, the Sea Hell
One of the boiling water lakes of Beppu, aptly named Umi Jigoku - the "Sea Hell" - is known to have appeared 1200 years ago after an eruption of Mount Tsurumi. The cobalt blue colored water springs at a temperature of 98°C (209°F), creating an eerie landscape.