Start where the city meets the sea
Yi Sun-sin Square lies by Yeosu's old harbor, with views of the water and the surrounding city. Its setting makes an inviting introduction to a place shaped by sea travel as well as naval history. Nearby turtle-ship-themed displays can help tell Admiral Yi Sun-sin's story; do not mistake modern reconstructions for surviving original warships.
Continue the historical thread
Yeosu City's official Admiral Yi tourism information connects the harbor area with historic naval sites, including Jinnamgwan. After taking in the square, turn to the site's architecture and historical role for a fuller picture of Yeosu than sea views alone can provide.
Practical distinctions
The square is a public outdoor space, but nearby exhibition facilities and historic interiors may have their own opening rules. Verify closures, admission and booking before entering any venue. A separately advertised Sunday heritage bus tour is an optional service, not a ticket required for a self-guided square visit.