In-game article clicks load inline without leaving the challenge.
Medvezhya (Russian: Медве́жий вулкан; Japanese: 茂世路岳, Moyoro-dake) is a volcanic complex located at the northern end of Iturup Island, Kuril Islands, Russia. Rheniite, a rheniumsulfide mineral (ReS2), was discovered within the active hot fumaroles of the volcano in 1994