The largest art heist in modern history occurred in 1990 when two thieves disguised as Boston police officers stole 13 priceless works from the Isabella Stewart Gardner museum, including Vermeer's "The Concert", one of only 35 of his surviving works.
Stolen
Thieves disguised as police officers pulled off the largest art heist of the modern era in 1990 by infiltrating the Isabella Stewart Gardner Museum in Boston, Massachusetts, stealing thirteen valuable pieces of art.