Occurrence of Attributes in Original Text

The text related to the cultural heritage 'City of Cuzco' has mentioned 'Fortress' in the following places:
Occurrence Sentence Text Source
Carbon-14 dating of Saksaywaman, the walled complex outside Cusco, established that Killke constructed the fortress about 1100 CE.
Together with the results of excavations in 2007, when another temple was found at the edge of the fortress, this indicates a longtime religious as well as military use of the facility.
Sacsayhuamxc3xa1n is an Inca ceremonial fortress located two kilometers north from Cusco: the greatest architectural work by the Incas during their apogee.
The fortress had three parapets and was composed of "heavy masses of rock".
The major nearby Inca sites are Pachacuti's presumed winter home, Machu Picchu, which can be reached on foot by the Inca Trail to Machu Picchu or by train; and the "fortress" at Ollantaytambo.