Occurrence of Attributes in Original Text

The text related to the cultural heritage 'Island of Gorée' has mentioned 'World' in the following places:
Occurrence Sentence Text Source
[1][2] It is a UNESCO World Heritage Site and was one of the first 12 locations in the world to be designated as such in 1978.
It is now used as a tourist destination to show the horrors of the slave trade throughout the Atlantic world.