Volcano Facts | Facts about Volcanos

What is the tallest mountain in Japan?

Mount Fuji is Japan's tallest mountain at 3,776 meters, and it is an active volcano. It was named a UNESCO World Heritage Site in 2013.

Japan has 111 active volcanoes, roughly 10% of all the active volcanoes on Earth.

Mount Etna in Sicily is the tallest active volcano in Europe and one of the most active volcanoes in the world.

Kīlauea on Hawaii's Big Island is one of the most active volcanoes on Earth.

Mount St. Helens erupted on May 18, 1980.

Mars's Olympus Mons is about three times taller than Mount Everest.

Jupiter's moon Io is the most volcanically active place in the solar system.

Crater Lake formed about 7,700 years ago when the volcano Mount Mazama erupted and collapsed.

Wizard Island in Crater Lake is a small volcano that formed after the lake did.

Mount Hood is a potentially active volcano that last erupted in the mid-1800s.

Portland has an extinct volcano, Mount Tabor, inside the city.

Newberry National Volcanic Monument near Bend includes Lava Butte.