Introduction to the Chocolate Museum: is the second largest chocolate-themed museum in the world after Cologne, Germany. It covers an area of ​​more than 1,500 square meters. It is built entirely of volcanic rocks generated by Jeju's wonderful natural environment and year-round volcanic movements. The shape incorporates European style and looks like an exotic castle. The museum has one floor underground and three floors above ground, including the main exhibition hall, video room, cafe, studio, chocolate store and other places.