It's considered common knowledge that an iceberg sunk the legendary RMS Titanic in 1912 - but a new documentary is questioning this.
The new documentary called Titanic: The New Evidence, a theory has emerged blaming a huge fire for the sinking of the massive ship.
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An expert believes the fire had been burning for almost three weeks, but was never noticed.
The discovery was made after Senan Molony, a journalist who studied photographs of the ship before it left, spotted 30-feet-long black marks on the ship, near where the iceberg struck it.
"We are looking at the exact area where the iceberg struck, and we appear to have a weakness or damage to the hull in that specific place, before she even left Belfast," he said.
"The official Titanic inquiry branded [the sinking] as an act of God," Molony told The Times. "This isn't a simple story of colliding with an iceberg and sinking. It's a perfect storm of extraordinary factors coming together: fire, ice and criminal negligence."