Seosan — Sights
A city with a hermitage you can only walk to at low tide
- Haemi Fortress Town — A loop on the walls, shaded by pines
- Ganwolam Hermitage — An islet hermitage at high tide, a walk at low
- Seosan Rock-Carved Buddha Triad — The Baekje smile carved in a valley cliff
- Gaesimsa Temple — A mountain temple built on crooked timber
- Seosan Hanwoo Ranch Trail — A 2.1km deck loop along the ranch ridge
- Yugibang House — An old hanok whose backyard turns into a daffodil sea
- Seosan Birdland — A bird-watching hall on Cheonsuman Bay
- Seosan Central Lake Park — A flat loop around a downtown lake
- Seosan Ryu Bang-taek Astronomy & Weather Science Museum — A star-gazing museum named for a Goryeo astronomer
- Ungdo Island — A mudflat island reached only at low tide