Natural Monuments () is a national-level designation within the heritage preservation system of South Korea for animals, plants, landforms, geological formations, and nature reserves. It is administered by the Cultural Heritage Administration according to the Natural Heritage Protection Law ().
, a total of 702 items have received this designation. Of them, 132 are scenic sites and 570 are natural monuments. Only 472 of these continue to maintain their natural monument designation, and only 129 maintained their scenic site designation.
During the period of Japanese occupation, the Japanese authorities legislated the "Rules to conserve artefacts and historic sites ()" in July 1916, and a law called The Act of Conserving the Historic Sites, Natural Monuments, Scenic Sites and Treasures of Korea () was published in August 1933. After the liberation of Korea, the South Korean government legislated the Natural Heritage Protection Law in 1962.
This is a partial list of the natural monuments of South Korea.
Numbers 2 to 7, 10, 12, 14 to 17, 20 to 26, 31 to 34, 37, and 41 to 47 were delisted due to these monuments being destroyed, deemed of lost value of preservation or located in unrestored regions of South Korea (now occupied by North Korea, which are matters South Korea deals in the Committee for the Five Northern Korean Provinces).
Numbers 54 to 58, 61, 67, 68, 70 to 72, 75, 77, 80, 81, 83, 85 to 87, 90, 92, 94, 97, 99, and 100 were delisted due to these monuments being destroyed, deemed of lost value of preservation or located in unrestored regions of the Republic of Korea (now occupied by the DPRK, which are matters South Korea deals in the Committee for the Five Northern Korean Provinces), or simply unregistered.
Numbers, 102 104 105 109 113 116 117 .118, 119 ,120 121 125 127 ,128 129 130 .131,132, 133.134 135,137,139,140,141,142,143,144,145,148,149,157,181,186,187,188 were delisted due to these monuments being destroyed, deemed of lost value of preservation or located in unrestored regions of the Republic of Korea (now occupied by the DPRK, which are matters South Korea deals in the Committee for the Five Northern Korean Provinces), or simply unregistered.
Numbers 208, 210, 213, 230, 231, 257, 258, 264, 269, 276, 277, 282, 290, 297, 306, 308, 310, 316, 338, 350, 353, and 369 were delisted due to these monuments being destroyed, deemed of lost value of preservation, or because they are located in unrestored regions of the Republic of Korea (now occupied by the DPRK, which are matters South Korea deals in the Committee for the Five Northern Korean Provinces).
Number 425 was delisted due to the tree dying, losing the value to be protected.
Numbers, 506, 521, 541 were delisted due to these monuments being destroyed or affected by the Typhoons.