ᴛʜᴇ ᴇɴɢɪɴᴇᴇʀ sᴜɢɢᴇsᴛᴇᴅ ᴛʜᴇ ᴘᴜʀᴘᴏsᴇ ᴏғ ᴛʜᴇ ɴᴀᴢᴄᴀ ɢᴇᴏɢʟʏᴘʜs

The giant geoglyphs on the Nazca plateau are a complex system of irrigation canals. This conclusion was reached by a...