Comfortable Accommodations Seosan Hotel Posto in Seosan offers family rooms with air-conditioning, private bathrooms, and city views. Each room includes a washing machine, work desk, and free WiFi. Wellness and Leisure Guests can relax at the spa and wellness center or unwind in the hot tub. Additional amenities include a minimarket, electric vehicle charging station, and free on-site private parking. Convenient Location Located 73 mi from Gunsan Airport, the hotel is a 12-minute walk from Seosan Culture Center. Nearby attractions include Dangjin City Hall (16 mi) and Anmyondo Jurassic Museum (18 mi).