Noryangjin Fish Market is the largest seafood market in Seoul, and is a must-visit for seafood lovers. The market has been around since 1927 and is home to over 700 stalls selling a wide variety of fresh seafood. Visitors can choose their seafood and have it prepared on the spot at one of the many restaurants in the market. Some of the popular dishes include sannakji (live octopus) and hoe (raw fish).