Next stop, the valley: Seoul’s subway-accessible streams draw summer crowds

With the relentless heat making even a trip to the beach feel daunting, more Seoulites are seeking relief closer to home — at valleys just a subway ride away. At Gwanaksan Station on Seoul’s Sillim Line, passengers stepping off trains with inflatable tubes slung over their shoulders and bags packed with water-play gear have become a common sight this summer. Their destination is Sillim Valley in Gwanaksan Park, just a five-minute walk from the station's Exit 1. Near the park entrance, a path lea