===Falcons in the cathedral===At the end of the nineties, Brussels ornithologists discovered a couple of peregrine falcons hibernating on top of the towers of the St. Michael and St. Gudula Cathedral in the centre of Brussels.
2463, Verlag Schnell & Steiner, Regensburg 2003, ISBN 3-7954-6342-4* Virtual visit of the Saint-Michael Cathedral* Discovery guide with high quality pictures of the St. Michael and Gudula Cathedral