Jeju uprising to Jeju from Busan and deploying police companies, each 1,700 strong, from the southern provinces of the mainland. The guerrillas retreated to their bases in the forests and caves around Hallasan, an extinct volcano and the highest mountain in South Korea. On April 29, the Korean, non-military, governor of Jeju province abandoned his post, defected, and joined the guerrillas. This caused many police officers, disillusioned by the atrocities they were ordered to commit against their own, to do the same. In response, U.S. military provincial governor William F. Dean ordered a purge of SKLP sympathizers from the ranks of the
Volcano: The Blast Coaster flying debris. Volcano: The Blast Coaster once held the record of the highest inversion in the world at . In May 2013, GateKeeper at Cedar Point took the record with an inversion that stands at . Volcano: The Blast Coaster Volcano: The Blast Coaster (often shortened to Volcano) is a launched inverted roller coaster at Kings Dominion in Doswell, Virginia. Designed by Werner Stengel and built by Intamin, Volcano was the world's first inverted roller coaster to feature an linear induction motor (LIM) and is the only one of its kind that completes a full circuit. The roller coaster opened