1. According to Baidu map, walk 580 meters from China People's Revolutionary Military Museum, get on Metro Line 9 from Military Museum Station (towards National Library), pass three stops and get off at National Library Station.
2. Transfer to the station and walk 70 meters, get on the bus from the National Library Station, take the Daxing Line of Metro Line 4 (Anheqiao North), pass 8 stops, and get off at Beigongmen Station (D Southwest Exit).
3. Walk 520 meters to the Summer Palace. The whole journey is about 14.8km, which takes about 47 minutes.