# Earthen Fortification, Iksan, South Korea: what it is and when to go > Earthen Fortification, Iksan is a fortress/castle in Korea (익산토성) in South Korea (Iksan). Interests: History. The best time to visit is March to May and September to November. In June there are 14 h 26 of daylight, and in December, 9 h 34. It has articles in 2 Wikipedias, so it is not one of the busiest places in South Korea: one to enjoy at a calmer pace. Here is what it is, where it lies, when to come, how to get there and what else is nearby to turn it into a trip. - Address: https://kokai.app/en/paises/asia/corea-del-sur/iksan-earthen-fortification/ - Reviewed on: 2026-10-02 - Language: en ## In a nutshell - **What it is:** Fortress/castle in Korea · History - **Local name:** 익산토성 - **Where:** South Korea - **Best time:** March to May and September to November. - **Nearest airport:** ICN Seoul, 173 km as the crow flies - **Coordinates:** 35.9923, 127.03746 ## What it is and where Earthen Fortification, Iksan is a fortress/castle in Korea (익산토성) in South Korea (Iksan). It has articles in 2 Wikipedias, so it is not one of the busiest places in South Korea: one to enjoy at a calmer pace. It is in [Iksan](https://kokai.app/en/paises/asia/corea-del-sur/iksan/), where this site lists 10 more places to see, 10 km from the centre. Its coordinates are 35.9923, 127.03746; the nearest main airport is Incheon International Airport (ICN, Seoul), 173 km as the crow flies. How to get around South Korea (train, car, bus) is covered in [its country guide](https://kokai.app/en/paises/asia/corea-del-sur/#moverse). - [Where it is](https://www.google.com/maps/search/?api=1&query=35.992301%2C127.037464) - [Directions](https://www.google.com/maps/dir/?api=1&destination=35.992301%2C127.037464) It is one of the [History](https://kokai.app/en/paises/asia/corea-del-sur/historia/) places in South Korea. In [Kokai](https://kokai.app/en/) it is already on your trip map next to the places you save yourself, and it goes into a day's plan with one tap. ## When to go The best time to visit Earthen Fortification, Iksan is **March to May and September to November**. | Mes | Época | Hours of daylight | | --- | --- | --- | | January | Possible | 9 h 49 | | February | Possible | 10 h 41 | | March | Best time | 11 h 44 | | April | Best time | 12 h 55 | | May | Best time | 13 h 54 | | June | Possible | 14 h 26 | | July | Better not | 14 h 13 | | August | Possible | 13 h 22 | | September | Best time | 12 h 13 | | October | Best time | 11 h 04 | | November | Best time | 10 h 03 | | December | Possible | 9 h 34 | In June there are 14 h 26 of daylight, and in December, 9 h 34. Daylight hours are calculated from the site's latitude for the 15th of each month; when planning a full day on foot they matter as much as the weather. When to go to South Korea in general, with its festivals and peak seasons, is in [its country guide](https://kokai.app/en/paises/asia/corea-del-sur/#cuando-ir). ## Before you go to South Korea To enter South Korea there are 10 things to sort out before you leave, starting with “A passport with six months' validity”: they are all, with their deadlines, in [the South Korea checklist](https://kokai.app/en/paises/asia/corea-del-sur/#antes-de-salir). Currency: South Korean won (KRW); plugs: Type C and F · 220 V · 60 Hz (the same plug as in Spain); emergencies: 112 police · 119 ambulance and fire · 1330 tourist information, in Spanish. In [Kokai](https://kokai.app/en/) you tick off the checklist inside your trip, and each item reminds you when it is time to do it. ## What is nearby - [Iksan National Museum](https://kokai.app/en/paises/asia/corea-del-sur/national-iksan-museum/): National museum in Iksan, South Korea · 2.2 km - [Mireuksaji Relics Exhibition Museum](https://kokai.app/en/paises/asia/corea-del-sur/mireuksaji-relics-exhibition-museum/): Museum · 2.3 km - [Mireuksa](https://kokai.app/en/paises/asia/corea-del-sur/iksan-mireuksaji-iksan-mireuk-temple-site/): Buddhist temple · 2.3 km - [Mireuksaji Stone Pagoda](https://kokai.app/en/paises/asia/corea-del-sur/mireuksaji-stone-pagoda/): Pagoda in Mireuksa, Iksan, South Korea · 2.3 km - [Archaeological Site in Wanggung-ri](https://kokai.app/en/paises/asia/corea-del-sur/wanggong-ri-historic-site/): Archaeological site in South Korea · 2.6 km Distances are as the crow flies. Everything else is in [the South Korea guide](https://kokai.app/en/paises/asia/corea-del-sur/). ## More in South Korea: History - [Changdeokgung](https://kokai.app/en/paises/asia/corea-del-sur/changdeokgung/): palace in Seoul, South Korea - [Gyeongbokgung](https://kokai.app/en/paises/asia/corea-del-sur/gyeongbokgung-palace/): palace in Seoul, South Korea - [Jongmyo](https://kokai.app/en/paises/asia/corea-del-sur/jongmyo/): royal Confucian shrine in Seoul, South Korea - [Bulguksa](https://kokai.app/en/paises/asia/corea-del-sur/bulguksa-temple/): Temple - [Hwaseong Fortress](https://kokai.app/en/paises/asia/corea-del-sur/hwaseong-fortress/): Palace - [Namdaemun](https://kokai.app/en/paises/asia/corea-del-sur/puerta-de-nandaemun/): main gate of Seoul fortress; one of The Four Great Gates (cardinal) as one of The Eight Gates of Seoul as part of the Fortress Wall of Seoul, South Korea Every South Korea place under History, each with its season, is on [its page](https://kokai.app/en/paises/asia/corea-del-sur/historia/). ## Frequently asked questions ### What is Earthen Fortification, Iksan? It is a fortress/castle in Korea (익산토성 in the local language) in South Korea. It has articles in 2 Wikipedias, so it is not one of the busiest places in South Korea: one to enjoy at a calmer pace. ### When is the best time to visit Earthen Fortification, Iksan? March to May and September to November. In June there are 14 h 26 of daylight, and in December, 9 h 34. ### How do you get to Earthen Fortification, Iksan? The nearest main airport is Incheon International Airport (ICN), 173 km as the crow flies. From there, [directions](https://www.google.com/maps/dir/?api=1&destination=35.992301%2C127.037464) opens the route on the map, and how to get around South Korea is explained in [its country guide](https://kokai.app/en/paises/asia/corea-del-sur/#moverse). ### How do I add it to my trip? With one tap. In Kokai it is already on the South Korea map, next to the places you save yourself: add it to a day's plan, give it a time and, if you like, get a reminder when you pass nearby. ### What else is around here? Nearby you have [Iksan National Museum](https://kokai.app/en/paises/asia/corea-del-sur/national-iksan-museum/), [Mireuksaji Relics Exhibition Museum](https://kokai.app/en/paises/asia/corea-del-sur/mireuksaji-relics-exhibition-museum/), [Mireuksa](https://kokai.app/en/paises/asia/corea-del-sur/iksan-mireuksaji-iksan-mireuk-temple-site/). The rest is in [the South Korea guide](https://kokai.app/en/paises/asia/corea-del-sur/). Data from [OpenStreetMap](https://www.openstreetmap.org/way/873390278), licensed under the ODbL, and from [Wikidata](https://www.wikidata.org/wiki/Q16095922), CC0. More about Earthen Fortification, Iksan on [Wikipedia](https://en.wikipedia.org/wiki/Earthen_Fortification%2C_Iksan). Daylight hours are calculated from the latitude. More in [credits](https://kokai.app/en/aviso/#creditos).