Occurrence of Attributes in Original Text
The text related to the cultural heritage 'Historic City of Vigan' has mentioned 'Archipelago' in the following places:
| Occurrence Sentence | Text Source |
|---|---|
| An important trading post before the colonial era, Vigan is located at the river delta of Abra River, along the northwestern coastline of the main island of Luzon, in the Province of Ilocos Sur, Philippine Archipelago. | UNESCO |