General manager of the Humboldt Forum and Chairman of the Board of the Humboldt Forum Foundation in the Berlin Palace Hartmut Dorgerloh (L), President of Humboldt University Sabine Kunst (C), and Director of the Stadtmuseum Berlin Paul Spies pose for the media ahead of the pre-opening presentation to the press of the rebuilt Berlin Palace (Berliner Schloss) which houses the Humboldt Forum, in Berlin, on July 19, 2021. The museum named after Alexander and Wilhelm von Humboldt officially opens its doors to the public on July 20, 2021. Ronny Hartmann / AFP