http://www.itchyi.co.uk/thelatest/2010/7/20/the-longest-photographic-exposures-in-history.html  best thing ive ever seen

Research-photography

this has been done by using a fast shutter speed , giving the effect that there is not motion blur. image by Ian Davis.

http://www.digital-photography-school.com/shutter-speed, this image is alot more blurred than the image above because the photographer has used a much slow shutter speed.

spongebob!!!!!!