There was something on TV about a man who walks through Belgium France and Spain to Santiago de Compostella. He walked allong this beautiful Hotel which was build in the beginning of the last century. After some research we found this site and it was amazing. On the floor the half of the underground was gone so we climb through the window and walked over the thick crossbeams.
More on http://www.heeftmeer.nl/index.php?id=100
More on http://www.heeftmeer.nl/index.php?id=100