Spring is the season when Seoul's mountains come alive. Within minutes of dense urban neighborhoods, hiking trails open into panoramic views, blooming ridgelines and quiet forest paths. For travelers looking to experience Seoul beyond its cafes and palaces, these mountains offer a deeper glimpse into how locals embrace the season: hiking, picnicking and ending the climb with a well-earned meal. Here are four mountains in Seoul that combine accessibility, scenery and a full day’s worth of explora