You can take a walk and have a picnic.
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롯데시네마 건대입구점
The movie theater is easily accessible. There is also a food court next to the movie theater.
A museum with Korean historical artifacts. The main attraction here is the Donggukjeongun, a set of six books from the 15th century describing how Chinese characters should be pronounced. These were the first such teaching books in Korea.
일감호
You can enjoy this beautiful lake, Ilgam-ho M-F only 05:00-08:00, because of the students' security. But you can visit here at 05:00-17:00 every weekends.
서울브루어리 성수
Seoul Brewery is a craft beer brewery located in Seongsu-dong, Seongdong-gu, Seoul, where you can enjoy a variety of homemade beers. It is great to spend quality time with friends or lovers in a hip and comfortable atmosphere
You can rent a bike at Han River Park near Ttukseom and Achasan Mountain and ride along the riverside or enjoy a quiet walk.
어린이대공원
Neung-dong, Gwangjin-gu. The park was opened in 1973. The park has a zoo, amusement facilities and restaurants. To get there, simply take the subway to Children's Grand Park on line 7. Avoid the weekends as it can get very crowded.