American University of the Caribbean of Texas) to help place AUC in their temporary Campus. Classes started again on 17 October 1989 for 3 semesters before returning to Montserrat. The Montserrat campus was rebuilt and AUC reopened it for classes in September 1990. Long thought to be dormant, the Soufrière Hills volcano on Montserrat erupted on 18 July 1995, rendering much of the island uninhabitable, including the entire city of Plymouth. Students and faculty were evacuated, and the campus was buried under volcanic ash. AUC reopened its operations in September 1995. 250 students were sent to a temporary location in Belize and 280 students were
Volcano in Germany, Shiprock in New Mexico, and Zuidwal volcano in the Netherlands. Edinburgh Castle in Scotland is famously located atop an extinct volcano. Otherwise, whether a volcano is truly extinct is often difficult to determine. Since "supervolcano" calderas can have eruptive lifespans sometimes measured in millions of years, a caldera that has not produced an eruption in tens of thousands of years is likely to be considered dormant instead of extinct. Some volcanologists refer to extinct volcanoes as inactive, though the term is now more commonly used for dormant volcanoes once thought to be extinct. It is difficult to distinguish