Subscribe to our newsletter Promotions, new blog posts and giveaway. Directly to your inbox. Subscribe 1. What a mesmerizing view at Seobu Expressway The Seobu Urban Expressway (Korean: 서부 간선 도로; Seobu Ganseon Doro) is 4-lane highway located in Seoul. South Korea. and part of National Route 1. This route connect Se