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Nazca Lines (1998 July 20). The Editors of Encyclopaedia Britannica. Retrieved on March 20, 2020.
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The Nazca (2017). Boundless. Retrieved on March 20, 2020.
Lines and Geoglyphs of Nasca and Palpa UNESCO World Heritage Centre. Retrieved on March 22, 2020.
Nazca Lines (2014 August 14). Aziz, Waqur, Al. Retrieved on March 20, 2020.
Nasca Lines Golomb, Jason. Retrieved on March 19, 2020.
Nazca Lines (1998 July 20). The Editors of Encyclopaedia Britannica. Retrieved on March 20, 2020.
Nazca Lines (2018 August 21). History.com Editors. Retrieved on March 18, 2020.
Nazca Lines (2020 March 21). Wikipedia. Retrieved on March 21, 2020.
Nazca Lines: Mysterious Geoglyphs in Peru (2012 August 14). Jarus, Owen. Retrieved on March 21, 2020.
Nazca Lines Theories (2019). Retrieved on March 19, 2020.
The Nazca (2017). Boundless. Retrieved on March 20, 2020.