Introduction to the Garden of Thoughts: Located between Hanlin Park and Sanbangsan Mountain, it is the only bonsai park in Korea and the largest bonsai park in the world. It is known as the "Garden of Reverie". There are more than 1,700 rare tree species in the park, including maples, wisterias, and pine trees ranging in age from 30 to 300 years old, and more than 1,000 original plants of Jeju wildflowers and orchids. The scenery is charming. In addition, Jeju's unique earth walls, ponds, stone bridges, artificial waterfalls, etc. in the Art Garden are also worth seeing.