Of course, wind power can be an end in and of itself rather than a means to generating power for something else. The amazing moving sculptures of Theo Jensen are beautiful works of art and engineering. The numerous articulated limbs of their deceivingly delicate-looking structures move in beautiful chorus to propel these strange Strandbeests (literally translated: “beach beasts”) without any external (non-wind) power source. More images and videos of his amazing art at the (Source)