To the northwest of Mingdong is Guanghuamen Square (less than 1KM).

On the north side of Guanghuamen Square is Jingfu Palace.

then

Gyeongbokgung Palace is about 1.5KM to the east.

It's Anguo Station of Metro Line 3.

On the south side of Anguo Station is Rensi Cave.

North of the subway station, 50- 100 meters east. There is a road to the north.

Precisely

Hanwu area in Beicun

Have a good time.