After an 8.8-magnitude earthquake off the coast of Russia’s Kamchatka peninsula, early tsunami warning systems kicked in and helped millions of people safely evacuate

Kamchatka is a 1,250-kilometre-long peninsula located in the Far East of Russia. The Pacific Ocean and the Sea of Okhotsk serve as the eastern and western coastlines of the peninsula, respectively.

Russia's Klyuchevskoy volcano, the largest active one in the northern hemisphere, erupted on Wednesday following a significant earthquake off the country's eastern coast. Lava is flowing down the western slope,