(31 mi), to Fukuoka, Japan, about 180 km
(112 mi), and by contrast, to Seoul about 314 km (195 mi). Busan
borders low mountains on the north and west, and the seas on the south and
east. The Nakdong River Delta is located on the west side of the
city, and Geumjeongsan, the
highest mountain in the city, on the north. The Nakdong River, South Korea's longest
river, flows through the west and empties into the Korea Strait.