Various cobblestones in Germany, from Schwetzingen, Weinheim, Mainz, and the last one from Durham, UK.

And these are special pavement stones, so called “Stolpersteine” (stumbling stones) commemorating men and women who have been deported to concentration camps during the persecution of Nazi Germany.  More information on this art project can be found here.

This is a contribution to Cee’s Black & White Photo Challenge, asking for “bricks or stones”.