The mudflat never looks exactly the same
The intertidal landscape changes with the tide. At Muan Ecological Tidal Flat Land, an indoor introduction to wetland life can make the outdoor coastline much more interesting than an unplanned walk onto the mud.
Begin with what lives here
Korea Tourism Organization lists indoor wetland education and exhibition spaces as well as outdoor ecological and observation areas. Learn how plants and animals inhabit the tidal zone, then follow areas explicitly open to visitors. Outdoor experiences and accommodation may require different tickets or advance arrangements.
Know the 5 PM entry cutoff
KTO's official English visitor listing states 09:00–18:00, with last admission at 17:00. It lists Monday closures (the following day if Monday is a holiday), plus 1 January, Seollal and Chuseok days. Listed individual admission is KRW 4,000 for adults, 3,000 for teenagers and 2,000 for children. Treat these as published guide prices and check for changes before visiting.
Search for the Korean address
The Korean address on the tourist page is 무안군 해제면 황토갯벌길 88. The page's English address differs, so use the Korean place name and street address in local map searches. Never enter an exposed tidal flat without checking tide, weather, access rules and facility advice. Guided activities may have separate booking requirements.