Nazca lines were the lines which describes some images of birds and animals found in the Nazca desert. It is located in the southern Peru. The lines are some simple lines and some are reflecting the images of Spider, Monkey, Birds, Fish, man etc. The shapes of the lines cannot be identified from ground. Only the aerial view of this desert will make you to identify the shapes. It is considered to be one of the greatest mysterious place in the earth. Scholars believe that these lines were created by Nazca culture between 400 and 650 AD. But, many refuse this as they feel these huge shapes cannot be created from ground at all. There is a triangle shaped, runway kind of shape in present in this area, which extends to certain Kilometers. Some people believe that, these lines were created by Aliens, so they can identify the place from the space. The runway shaped image is considered to be a runway for their space ship. Whatever, this Nazca lines remains much mysterious to world. Have a look at the shapes and you can write your ideas about these lines.