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Ganghwa Chamseongdan is an altar located at the top of Mani Mountain, Heungwang-ri, Hwado-myeon. It is known that Dangun (檀君) was built during the ancient period, and on July 11, 1964, it was designated as Korea's Historic Site No. 136.
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A coffeeshop with a most peculiar slanted architecture, including some slanted elements inside. It stands close to another peculiar house: the Upside-down House, which offers overnight stays.
High up on Seokmodo Island, this temple is located in a scenic grotto with rock carvings and is famous as a place for women to pray for sons. Getting there is half the fun: take a bus from Ganghwa-eup to Oepo-ri (30 min, every 30 min), cross by ferry to Seokmodo (W2000; 10 min, every 30 min), and then take a shuttle bus (W1000) to the temple.
갑곶돈대
Gapgot Dondae is an important fortress where Goryeo moved its capital to Ganghwa Island from 1232 to 1270, protecting the Ganghwa Strait in the war against Mongolia,.
강화석수문
The floodgates of the Joseon Dynasty in Sinmun-ri, Ganghwa-eup. It is Incheon Metropolitan City Tangible Cultural Property No. 30.
부근리 지석묘
A prehistoric burial site listed as a , the largest stone here is 2.6×7.1×5.5 meters in size and weighs somewhere between 150 and 225 tons. Hourly buses from Ganghwa-eup. There is another cluster of dolmen at Gocheon-ri (고천리).