If your trip to Chogye-gol is all sorted out but your travel itinerary is a bit on the empty side, let us give you a helping hand.Plan a stop at Seongjusan Recreational Forest. It's one sight you'll usually find on travelers' to-do lists. If you still have some room on your travel itinerary, Gaehwa Art Park and Boryeong Coal Museum will keep you busy as well.