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The Battle of Haengju took place on 14 March 1593 during the 1592–1598 Japanese invasion of Korea. The Japanese attack failed to overcome Haengju fortress.

Hapjeong-dong (Korean pronunciation: [hapt͈ɕʌŋdoŋ]) is a dong, neighbourhood of the Mapo-gu district in Seoul, South Korea.

The Dangsan Railway Bridge (당산철교) crosses the Han River in Seoul. It is used exclusively by Seoul Subway Line 2. Immediately on the south side of the bridge is Dangsan Station in Yeongdeungpo-gu, which is on an elevated platform. Hapjeong Station, a subterranean station in Mapo-gu, is located approximately 600 meters north of where the bridge makes landfall.

Bongdaesan (봉대산 / 烽臺山) is a mountain of Gyeongsangnam-do, southeastern South Korea. It has an elevation of 409 metres.

Cheongam-dong is a dong, neighbourhood of Yongsan-gu in Seoul, South Korea. It is a legal dong (법정동 法定洞) administered under its administrative dong (행정동 行政洞), Wonhyoro 2-dong

ROKS Seoul (FF-952) is the second ship of the Ulsan-class frigate in the Republic of Korea Navy. She is named after the city, Seoul.

Gangmae Station is a railway station on the Gyeongui-Jungang Line. It closed July 2009 due to its proximity to Haengsin Station but was reconstructed and reopened on October 25, 2014 following the development of the surrounding area.

Saenamteo is a location on the north bank of the Han River in Seoul, South Korea. During the Joseon Dynasty it was a sandy area outside the city walls. that was used punishment of political prisoners, including Roman Catholic believers, priests, and missionaries among the Korean Martyrs. A memorial church, consecrated in 1987, now stands on the site and houses a Martyrs' Memorial.

Raemian Caelitus, previously known as Raemian Ichon Rex, is a complex of three luxury high-rise residential towers in Seoul, South Korea. Tower 101 is Seoul's 12th tallest building and the tallest in Yongsan District. The complex was completed in 2015. Overlooking the Han River in central Seoul, the towers are a prominent sight from the banks of the river.

Yanghwajin Foreign Missionary Cemetery (Korean: 양화진외국인선교사묘원), also known as the Hapjeong-dong (합정동) International Cemetery, is a cemetery overlooking the Han River in the district of Mapo-gu, Seoul, South Korea. Designated in 1890 as a site for foreign missionaries by King Gojong, the site is currently open to the public from 9:00am to 6:00pm and is located next to Jeoldusan Martyr's Shrine.