Scottish enlightenment photoblogging

During my trip to Scotland, I took a couple of economically-relevant pictures in Edinburgh. I did manage to find a good place in the archives for my picture of David Hume's grave

I haven't found a good place to use it yet, but I also got one of this memorial to Adam Smith (I walked by it, but did not realize at the time that his grave was in Canongate Kirkyard a few blocks down the Royal Mile):

Not so much for economics, but as part of the greater Scottish Enlightenment, here's mathematician Colin Maclaurin's memorial (at the upper right on the wall):

Not in Scotland, but while I'm at it, I got this one of Joseph Fourier's grave in Paris a couple years back: