Phenomenal Crop Formations

Personally I haven't a precise opinion about the so-called 'crop circles' and 'crop formations'...Cryptical alien messages? Bizarre art form? (particularly well-done) tricks? While waiting for a conclusive answer (?) I limit myself in enjoying their unusual and 'archaic' shapes and the strange effects they make in our mind (and collective unconscious...)
See more photos and read infos here
(thanks Albert...)