3D tour not shown
Dear user, this website is built on technology that is demanding for browsers with regard to downloading and running. Therefore we are leaving the 3D tour turned off during the initial launch. We trust that even without the 3D being on the site is a rich source of information. If you have a good download connection of c. 15 MB and sufficient RAM (at least 4 GB), click on the button below to turn on the version of the site featuring all modules.
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