Samkaup (Grocery store ):
products details: http://www.samkaupurval.is/
Because almost everyone goes to supermarket, it is an ideal place for promotion events and sometimes, it is an exhibition venue.
Here was an exhibition, Canned Landscape, by Ka-Young Choi. She made 2 instant landscape canned for display, 1 instant northern lights and 1 bathing lagoon.
For more photo here.