Three walls. A 15m high speed climbing wall, an enclosed 20m slightly overhung wall and bouldering area, and a 16m high steeply overhung wall. Routes on the enclosed wall are from 5.9 to 5.11a. Routes on the steeply overhung wall are 5.10 to 5.12.
No subway stops anywhere close. Google Maps Co-ordinates for the walls: 37.286122, 127.069433
and for the entrance to the park: 37.282537, 127.069046
You'll need 18 draws for the enclosed wall and one draw for the steeply overhung wall. The steeply overhung wall has permadraws, but please clip your own draw to the bolt at 3m so you don't wear out the first permadraw at 4m.