Since 1997, the International Center for Reiki Training has placed a set of 4 peace cards in Jerusalem, the North and South poles and at the International Center for Reiki Training. These cards act as transmitters/receivers of healing energy, promoting world peace.
To find out more about these cards and to receive your own copy, please visit http://www.reiki.org/Download/FreeDownloads.html
N.B. The 2nd picture is the World Peace Pendant, not a peace card.