Mt. Tambora in Indonesia last erupted in 1815 claiming the lives of an estimated 100,000 people. This mountain is 9,354 feet tall, and covers an area of 200,000 acres (Photo: Pierre Markuse/Wikimedia Commons).
The eruption of Krakatoa in 1883 killed about 40,000 people, and caused an estimated $1.5 billion in damage (Photo: Lord Mountbatten/Wikimedia Commons).
Mount Pelee, Martinique erupted in 1902, and it had a death count of nearly 30,000. The volcano destroyed the entire city of St. Pierre leaving only 2 survivors (Photo: Eugénie Peigné/Wikimedia Commons).
This very recent eruption in 1985 took the lives of 20,000 people, and caused $1 billion in damages (Photo: Jorge Jaramillo/Flickr).
Mt. Unzen in Japan erupted in 1792, and killed 15,000 people. The eruption also triggered a tsunami 57 meters high (Photo: optivion/Flickr).
Mt. Laki erupted in 1783 and produced a deadly haze. The thick haze from the 120 million tons of sulfur dioxide that was emitted resulted in thousands of deaths (Photo: Zinneke/Wikimedia Commons).
Mt. Kelut erupted in the year 1919 and killed about 5,110 people. this volcano has also had more than 30 eruptions since 1000 A.D. (Photo: Lutfi adn/Wikimedia Commons).
Galunggung mountain erupted in 1882 and killed almost 4,011 people. This volcano is still very active today (Photo: Ocyid X/Wikimedia Commons).
Mt. Vesuvius last erupted in 1631 killing approximately 3,500 people and this volcano acutally was formed from two different volcanoes (Photo: The Dronaut/Wikimedia Commons).
Mt. Illopango last erupted almost 1,500 years ago. This volcano formed in 260 A.D. (Photo: randreu/Wikimedia Commons).