Joyang Textile Factory, which was Ganghwa's first rayon factory, fell into ruin as the Ganghwa textile industry declined over time. The building, which was crumbling into an eyesore, has been reborn as a massive cafe. The crumbling walls were transformed into a magnificent art gallery and movie theater, the long workbenches were converted into coffee tables, and the space, once vacated by both machines and people, was filled with antiques found in China and Europe.

Public access to Wolmi Park was restricted for over 50 years due to the presence of military units. However, on September 10, 2001, Incheon Metropolitan City acquired the site from the Ministry of National Defense, converted it into a park, and opened it to the public. Wolmi Park is not only well-preserved for its natural ecosystem but also holds significant historical value as a battleground for great powers during the modern and contemporary eras; it has been developed as a nature ecological park and a history park.

It is the only urban tourist monorail in Korea that allows you to view natural landscapes such as the sea, mountains, and islands, history including the modern history of the opening of ports and the Korean War, and industrial sites such as ports at a glance.

The observatory located in G-Tower, one of Songdo's landmark buildings, is a place where you can admire the panoramic view of Central Park. G-Tower is the headquarters of the Incheon Free Economic Zone Authority and houses the Green Climate Fund (FCF), an international organization under the United Nations; the 33rd floor is utilized as an observation deck.

It is a meeting place for the history and culture of the opening of ports era, where traces of 126 years of history—the opening of Incheon Port in 1883—have accumulated. This is a place where you can see modern architecture intact, including the Jung-gu Office (formerly the Japanese Consulate), the Incheon Branch of the First Bank of Japan, the Incheon Branch of the 18th Bank of Japan, and the Incheon Branch of the 58th Bank of Japan.

Jayu Park is Korea's first Western-style park, created five years after the opening of Incheon Port. It is situated on high ground with a spacious grounds and dense forest, making it suitable for a stroll. From the top of Jayu Park, you can clearly see as far as the sea off Incheon. Inside Jayu Park, there are rest areas such as a small zoo, an octagonal pavilion, Yeonojeong Pavilion, and benches.

It is said that Sinpo Market began in the late 19th century as a place selling high-quality vegetables to Japanese, Chinese, and Westerners who had settled here. Located close to the International Passenger Terminal, Sinpo Market has been developed into an international merchant market that integrates multinational cultures.

Ganghwa Cathedral is a building consecrated in 1900 by the first bishop, Charles John Corfe, and was named the Church of St. Peter and St. Paul.

The Ganghwa Peace Observatory was built in the Civilian Control Zone in Cheolsan-ri, Yangsa-myeon, at the northernmost point of Ganghwa Island. It faces North Korea across a sea resembling a river, where the waters of the Han, Imjin, and Yesong rivers meet the West Sea. This body of water is akin to a land-based Demilitarized Zone (DMZ) that no one can approach.

It is the oldest temple in Korea and the largest temple in Ganghwa. Harmonizing with the mountains, it offers a unique atmosphere in every season; it is particularly good for a light hike while admiring the yellow ginkgo trees and autumn foliage. Located underground are the modern-style Dharma Hall, Museoljeon, and the Seowun Gallery, where Buddhist art exhibitions are held year-round.

As one of the representative burial systems of the Bronze Age, it utilizes a large stone measuring 710 cm in length, 260 cm in height, and 550 cm in width. Its form is that of a Northern-style dolmen, serving as valuable research material for prehistoric and ancient history. In 2000, it was registered as a World Heritage Site by the UNESCO World Heritage Committee, along with the dolmens of Gochang and Hwasun.