The Klyuchevskoy eruption was hours after a huge earthquake early Wednesday triggered a tsunami that sent waves across the Pacific.

Hours after a powerful earthquake struck off Russia's Kamchatka Peninsula, the region's highest volcano began erupting. Geophysicists from the Russian Academy of Sciences reported a strong glow visible at the summit of the 4,750-metre Klyuchevskoy volcano in the Russian Far East.

A massive magnitude 8.8 earthquake struck off Russia's Pacific coast, triggering tsunami warnings and evacuations of coastal areas in Hawaii and alerts along the United States' West Coast.The intense quake -- about 85 miles off the east coast of Russia's Kamchatka Peninsula -- was one of the most powerful earthquakes ever recorded,