Occurrence of Attributes in Original Text

The text related to the cultural heritage 'Mountain Railways of India' has mentioned 'UNESCO World Heritage Site' in the following places:
Occurrence Sentence Text Source
Three of them, the Darjeeling Himalayan Railway, the Nilgiri Mountain Railway, and the Kalkaxe2x80x93Shimla Railway, are collectively designated as a UNESCO World Heritage Site under the name "Mountain Railways of India".
Three railways, the Darjeeling Himalayan Railway, the Nilgiri Mountain Railway, and the Kalkaxe2x80x93Shimla Railway, are collectively designated as a UNESCO World Heritage Site under the name Mountain Railways of India.
The three routes together have been titled the Mountain Railways of India under UNESCO World Heritage Site criteria ii and iv, within the Asia-Pacific region.
The Nilgiri Mountain Railway was declared a UNESCO World Heritage Site in July 2005.