Pyeongtaek-si
However, it is possible to take the train to Yongsan Station, take the walk to Yongsan Station, then take the subway to Goksan Station. Alternatively, you can take a vehicle from Pyeongtaek to Goyang-si via Seoul Express Bus Terminal and Express Bus Terminal Station in around 1h 58m. The cheapest solution to get from Pyeongtaek…