Seoul Metro Map

The Seoul Metro is a rapid transit system in Seoul, South Korea, which opened in 1974. It currently consists of 23 lines, including 9 main subway lines (Lines 1-9), several light rail lines, and regional lines, with a total length of over 350 km and more than 300 stations. It is one of the busiest metro systems in the world and is operated by multiple companies, including Seoul Metro and Korail.