It was in 1916 that oil shale was industrially mined for the first time. Done so by a
foreign estate owner. Local postman Juul however new the substance’s burning nature
a long time ago – burning stone being the name for it in Estonian. He had bui...
Located near Räpina, about 15 km south of Ilumetsa crater-cluster. Tsõõrikmäe crater is considered to be of meteoritic origin and assumed that the nearby craters were created simultaneously. The Tsõõrikmäe crater was formed in the post-ice age period (9...