Ten green bottles...

.. hanging on the wall. Went to Gargunnock House near Stirling today as it's open for the Snowdrop Festival. We were more taken with this feature in the walled garden than we were with the snowdrops. This is the  backside - inside its shows the bases of these wine bottles in a neat pattern. On the reverse the light was shining through and we could even see the dregs of wine left behind.