It has been 280 years since Tainan formally became a city with the construction of its city walls, and it ranks first in Taiwan in terms of concentration and age of cultural assets, including such Grade 1 national historic sites as Fort Provintia and the Erhkushen Artillery Emplacement (known literally in Chinese as the "Eternal Golden Fortress").
台南建城至今已 280 年，留下赤崁樓、億載金城等一級古蹟，文化資產的密度與歲數居全台之冠。