Jeju Volcanic Island and Lava Tubes
A Sister Park Arrangement between the adminstering authority of Jeju World Natural Heritage Site and Hawai`i Volcanoes National Park was signed in a special ceremony on July 1, 2008
Commonalities and Reasons for Pairing Jeju Volcanic Island and Lava Tubes with Hawai`i Volcanoes National Park
Requests for a hard copy of the Sister Park Arrangement may be sent to:
Superintendent, Hawai`i Volcanoes National Park
Did You Know?
Large volumes of lava move in lava tubes beneath the hardened surface of recent flows. Skylights form when the roof of a lava tube collapses, revealing the molten lava flowing like a river within the tube.