Manjanggul Lava Cave in Jeju – Just Completed a trip to Jeju Island of South Korea March 28, 2019 by Michael Lai in A Photo a Week, Travel, Travel South Korea, Travel Theme, Tuesday Photo Challenge, Weekly Photo Challenge, Wordless Wednesday and tagged Jeju, lava cave, Manjangul cave | 4 Comments Share this:TwitterFacebookEmailLike this:Like Loading...