Suwon-si is a small city located in the province of Gyeonggi-do, South Korea. The city is best known for its fortress, which is the largest and best preserved fortress in all of South Korea. The fortress is a popular tourist destination, and the city also has a number of other attractions, including temples, parks, and museums. Suwon-si is also home to a large number of universities, which makes it a popular destination for students. The city is known for its food, which is a mix of traditional Korean and international cuisine.