Not just a bunch of trees, forests provide a habitat for plants and animals and pump out oxygen we need to live. Plan a day trip to Halla Ecological Forest and learn about the importance of this valuable ecosystem.
This dense growth of trees in Jeju City comes recommended by fellow travelers, so leave a spot for it on your must-see list. Don't think that's all there is to do here, though. There are loads more attractions ready for you to check out after Halla Ecological Forest. Hallasan National Park, Hallasan Mountain, and Eco Land Theme Park are close by.