Karymshina, Supervolcano in the Russian Federation
Karymshina is an ancient and massive caldera located on the Kamchatka Peninsula.
The Karymshina volcano likely experienced its last major eruption thousands of years ago.
Indigenous peoples of Kamchatka have stories and legends about the great eruptions of the past.
The region is remote, with access primarily by helicopter for scientists and adventurers.
Karymshina's sheer scale makes it one of the largest volcanic structures on Earth.
Location: Kamchatka Peninsula
Elevation above the sea: 1,300 m
Source: Wikimedia