Austria is a predominately Catholic society with more churches than you can count. This led to a large number of Abbeys for nuns, however there are now very few nuns left. A case in point is the Laxenburg Abbey, a once thriving establishment that now houses a handful of nuns.
This trend is leaving a multitude of empty buildings around Austria and in Laxenburg they have the answer. Laxenburg Abbey is the future home of Interpol. Its true, I learnt this on the Art meets Science tour of Laxenburg (which IIASA hasn't yet organised for us).