Mangwon Han River Park

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.

Mangwon station is a railway station on Line 6 of the Seoul Subway in Mapo-gu, Seoul.

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.