Jeju Seonheul-ri Bengdwigul Cave
365 Seonheul-ri, Jocheon-eup, Jeju-si, Jeju-do, etc.
Bengdwigul Cave is a lava tube with a total length of 4,481m, belonging to one of the world's most complex maze-type caves. It holds significant academic value for understanding the formation process…