In photos of the past roads between houses and dry fields can easily be seen. In the photo showing the present time, it is hard to find a road because of the much higher concentration of buildings in this area. Cheju is an international sightseeing resort with abundant natural resources and geographical conditions. The eastern and western slopes of Mt. Halla have a gentle incline of 3 to 5 degrees while the northern and southe- rn faces are much steeper. Geologically the island is basically composed of volcanic material such as basalt and trachyte, mixed with sedim- entary rock and some clay.
Volcanic ash is evident in association with the parasite cones dotting the island.
The fauna of the island is extensive and ranges from alpine to tropical. Mt. Halla is a treasure of natural resources. Mr. Halla is designated as a national park.