Occurrence of Attributes in Original Text

The text related to the cultural heritage 'St Kilda' has mentioned 'Prehistoric' in the following places:
Occurrence Sentence Text Source
The islands' human heritage includes numerous unique architectural features from the historic and prehistoric periods, although the earliest written records of island life date from the Late Middle Ages.
Contents 1 Origin of names 2 Geography 3 History 3.1 Prehistory 3.2 14th to 17th century 3.3 Religion 3.4 Way of life 3.5 Tourism in the 19th century 3.6 First World War 3.7 Evacuation and aftermath 3.8 Military occupation 4 21st century tourism 5 Architecture 5.1 Prehistoric buildings 5.2 Medieval village 5.3 Post Medieval structures 5.4 Buildings on other islands 6 Fauna and flora 6.1 Wildlife 6.2 Soay Sheep 7 Nature conservation 8 See also 9 Notes 10 References 11 Further reading 12 External links
Prehistoric buildings[edit]
The date of origin of this St Kildan invention is unknown, but they were in continuous use from prehistoric times until the 1930 evacuation.