Occurrence of Attributes in Original Text

The text related to the cultural heritage 'San Pedro de la Roca Castle, Santiago de Cuba' has mentioned 'Island' in the following places:
Occurrence Sentence Text Source
San Pedro de la Roca Castle, a multi-level stone fortress built into a rocky promontory (El Morro) at the south-eastern end of the island of Cuba, has guarded the entrance to Santiago de Cuba Bay since 1638.