Then something amazing happened. Over forty years later, city leaders decided to return the river. They wanted to add more green space to Seoul. They p removed the highway and made a new park. The park T is 5.8 kilometers long, and is a popular place for office t workers, students, and tourists. Visitors can walk, have a picnic, run, look up at the skyscrapers, or just sit back and watch the birds and fish. There are flowers and plenty of green spaces. There are several fountains, and many sculptures line the river l, cultural events