Noboribetsu Jigokudani is the exploded crater of about 450m which is located in the northerneast of Noboribetsu.
It is also the origin of the Noboribetsu onsen, which is gushing than 3,000 liters per minute of hot springs.
In excess of 130 ℃, the temperature of the hot spring blown and go as far as it will go and walk the promenade at the highest point, it is enough to become invisible at will around Yukemuri.
From the observation deck, you can see how the hot water and volcanic gas spout. Smell of sulfur hangs over, around seems to be around the hell.
The May-October, 10: 00 to 15: While volunteer guide of will reside.

Festival of Hokkaido in this month

Timeline of Noboribetsu Jigokudani [Hell Valley]