The Isabella Stewart Gardner Museum Heist: $500 Million Art Theft Remains Unsolved

In the early hours of March 18, 1990, two thieves disguised as Boston police officers committed what remains the largest unsolved art theft in history, stealing 13 works valued at over $500 million.

THE INFILTRATION: At 1:24 AM, two men in police uniforms rang the security buzzer, claiming to respond to a disturbance. The security guards, breaking protocol, buzzed them in. The thieves immediately announced, "This is a robbery" and handcuffed both guards, taking them to the basement.

THE STOLEN MASTERPIECES: Over 81 minutes, the thieves stole:

• "The Concert" by Johannes Vermeer (one of only 34 known Vermeers)
• "The Storm on the Sea of Galilee" by Rembrandt (his only seascape)
• Three Rembrandt works including "A Lady and Gentleman in Black"
• Five Degas drawings
• A Manet painting
• A Chinese bronze beaker
• A Napoleonic eagle finial

THE EVIDENCE: Motion detectors tracked their movements through the galleries. They appeared to know exactly where to go, suggesting inside knowledge. Strangely, they ignored many more valuable pieces in plain sight.

The thieves cut some paintings from their frames crudely, suggesting either haste or lack of art expertise.

THE INVESTIGATION: The FBI has pursued thousands of leads over three decades:

• Early suspicion focused on Boston organized crime
• Links to the IRA were investigated
• A $10 million reward remains unclaimed
• In 2013, the FBI announced knowing the thieves' identities but provided no names
• The statute of limitations on the theft has expired, but possession of stolen goods charges remain

THE MYSTERY: Why were certain pieces taken while more valuable works were left? The awkward removal methods suggest the thieves weren't professional art handlers. Empty frames still hang in the museum as a reminder.

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