Yamamoto Motoi, a Japanese artist born in Hirosima, made amazing instalation using salt. This artworks are from Hasley Institute of Contemporary Art in Charlestion. After the end of the display of the artworks the salt is being thrown back to the sea.
Check some amazing photos:
Artist's blog: http://www.art-it.asia/u/ab_yamamotom/?y=&m=&d=&ca1=1&lang=en
via (thisiscolossal.com)