The mount toba supervolcano last erupted some 70,000 years ago. However it is still active as indicated by the earthquakes that occurred as recently as 1922. The honest answer is we don't know, but its unlikely it will erupt soon.
1) Mount St. Toba 2) Mount St. Krakatoa 3) Mount St. Helens && I Forget The Rest :) & There In Order
Mount Vesuvius .
Mount Etna erupted on December 14, 1991*I wrote this December 2, 2010
1/2 a chocolate bar
6 1/2 weeks
Mount Kenya Erupted in 1755 on march 18 the eruption lasted 2 minutes and no one was killed
Vesuvius erupted at approx. 2:41 am on August 24, 79 AD
Mount Etna erupted on December 14, 1991*I wrote this December 2, 2010
MT.Saint Helen erupted 2 times
Mount Pinatubo erupted several times, with its most significant eruption occurring from June 7 to September 2, 1991. This eruption was one of the largest of the 20th century and had a profound impact on the global climate. Prior to 1991, Pinatubo had smaller eruptions recorded in the 16th century and in 1981. Overall, the volcano has had numerous minor eruptions throughout its history.
2 years
Yes,you do have to pay to get into Mount Rushmore.I remember going as a child but here are the prices(If I can remember) Elderly & children: $15 Adults and teenagers:$2