Geoglyphs - Nazca lines..

Recent sandstorms have uncovered heretofore unknown figures in the vicinity of the famous Nazca lines in Peru.

http://phys.org/news/2014-08-geoglyphs-nazca-sandstorm.html#ajTabs

Ancient, mysterious symbols are part and parcel of pseudo-historians, as well as game environments.  In this case, the majority of them can only be seen in their entirety from surrounding high points or from the air (levitating mages, perhaps?).

So their purpose is mysterious, but, having visited the Nazca Plains, I can suggest that boredom may have been involved.

Or, instead, that they are indications of the Etch-a-Sketch of the Gods.  After all - most of the 'animal' figures consist of one line only...