Pohang, formerly spelled Po-Hang, is the largest city in North Gyeongsang Province, South Korea, with a population of 499,363 as of 2022, bordering the East Sea to the east, Yeongcheon to the west, Gyeongju to the south, and Cheongsong and Yeongdeok to the north.

Korea Train eXpress (Korean: 한국고속철도), often known as KTX, is South Korea's high-speed rail system, operated by Korail. Construction began on the high-speed line from Seoul to Busan in 1992. KTX services were launched on April 1, 2004.