The Checkpoint Charlie Museum (German: Das Mauermuseum – Museum Haus am Checkpoint Charlie) is a private museum in Berlin. It is named after the famous crossing point through the Berlin Wall, and was created to document the so-called "best border security system in the world" (in the words of East German general Heinz Hoffmann). On display are the photos and related documents of successful escape attempts from East Germany, together with the escape apparatus: hot-air balloons, getaway cars, chairlifts, and a mini-U-boat. The museum researches and maintains a list of deaths at the Berlin Wall. It is operated by the Mauermuseum-Betriebs gGmbH,[1] and the director is Alexandra Hildebrandt.