When Lisa was Stolen
Lisa was stolen in 1911 (but not recovered). Many visitors came in to mourn by staring at the blank wall where once she was hung and left notes, flowers and other remembrances.
Suspects
Pablo Picasso, a name so famous that we have an application based on him, was suspected for the missing painting. In reality, an employee of the Louvre, Vincenzo Perugia, was the culprit and was caught while trying to see the Mona Lisa to a Florence art dealer.
Napoleon Era
When Napoleon Bonaparte came to power, he had Mona Lisa hung on his bedroom wall. It was spirited away to safety in a secret location during the Franco-Prussian War and World War II.
WW2
The museum became a store house for the paintings swept by the Nazi Officials when the original art works were cleared. It all happened during the second World War.
Named after Napoleon
When Napoleon came to power he had the complex renamed in his honour, and soon the building was known as Musée Napoleon. After his fall in 1814, the museum got its current name