Check out this stunning slideshow featuring Crop Circles from 2001, 2002, and 2003.

Check out this stunning slideshow featuring Crop Circles from 2001, 2002, and 2003. These incredible patterns etched into fields have long puzzled scientists and the public alike. Take a closer look at these intricate designs and join the debate on their origin. Could they be the result of natural phenomena, the work of humans, or something far more mysterious? Explore for yourself and draw your own conclusions. You won't be disappointed!