[Fred Nerks]

Imbricated boulders stacked against a thirty-metre high cliff face on the south side of Gum Getters Inlet, New South Wales, Australia. Some of these boulders are the size of a boxcar. Note the person circled for scale.

(East Coast)

[Slicksadick]

http://t14web.lanl.gov/Staff/clm/tsunami.mve/tsunami.htm
Very cool site with crude animations of many different tsunami scenarios