
The dousing of a glass-covered Mona Lisa in pumpkin soup is the latest in a string of cases of priceless artworks being targeted by environmental activists.
Here are some of the other cases that have made headlines in the past two years:

The dousing of a glass-covered Mona Lisa in pumpkin soup is the latest in a string of cases of priceless artworks being targeted by environmental activists.
Here are some of the other cases that have made headlines in the past two years: