Among many tidelands , Muan Tideland is first to be designated as provincial park .
Muan Tideland is a wetland of 35.6 km ( 13.7 sq mi ) located in Muan Hyunkyungmeon , South Korea .
Among many tidelands , wetland   is first to be designated as provincial park .
Muan Tideland is a wetland of 35.6 km ( 13.7 sq mi ) located in Muan Hyunkyungmeon , South Korea .