Tsunami alerts were issued for Alaska and Hawaii on Tuesday after a major, 8.8 magnitude earthquake struck off the coast of Russia, according to officials.

Both residents and tourists have been advised to stay at least 10 kilometres away from the summits of these volcanoes

An eastern Russian volcano has erupted for the first time in more than 500 years, which may have been related to an 8.8 magnitude earthquake last week, experts said.