Occurrence of Attributes in Original Text

The text related to the cultural heritage 'Persepolis' has mentioned 'Wall' in the following places:
Occurrence Sentence Text Source
The dual stairway, known as the Persepolitan Stairway, was built symmetrically on the western side of the Great Wall.
The first wall was 7 metres (23 feet) tall, the second, 14 metres (46 feet) and the third wall, which covered all four sides, was 27 metres (89 feet) in height, though no presence of the wall exists in modern times.
[17] According to archaeological evidence, the partial burning of Persepolis did not affect what are now referred to as the Persepolis Fortification Archive tablets, but rather may have caused the eventual collapse of the upper part of the northern fortification wall that preserved the tablets until their recovery by the Oriental Institute's archaeologists.
About 13xc2xa0km NNE, on the opposite side of the Pulvar River, rises a perpendicular wall of rock, in which four similar tombs are cut at a considerable height from the bottom of the valley.