Since the mountainous location is mostly on the japanese Component of the peninsula, the main rivers often stream westwards. Two exceptions are the southward-flowing Nakdong River and Seomjin River.
South Korea has two volcanic islandsJeju, off the peninsulas southern suggestion, and Ulleung, about 85 파라곤 솔루션 miles (one hundred forty km) east from the mainland from the East Seaand a small-scale lava plateau in Gangwon province.