Columbia subject headings:
Harvard subject headings:
Dolmens--Korea (South)--Kanghwa-gun (Korea)
Excavations (Archaeology)--Korea (South)--Kanghwa-gun (Korea)
Kanghwa-gun (Korea)--Antiquities.
Korea (South)--Antiquities.
Princeton subject headings:
Dolmens--Korea (South)--Kwanghwa-gun (Korea)--Pictorial works.
Dolmens--Korea (South)--Kwanghwa-gun.
Excavations (Archaeology)--Korea (South)--Kwanghwa-gun.
Kwanghwa-gun (Korea)--Antiquities.