“One person [Nick Newcomen] has created the world’s biggest writing by using a car and a GPS tracking device as a ‘pen.’ The writing – "Read Ayn Rand” – consists of 12,328 miles traveled and stretches from the Pacific to the Atlantic Ocean and covers 30 American states.“
"He turned on the device when he wanted to write and turned off the device between letters. He then input the recorded GPS data into Google Earth resulting in the image you see above.”