A ship was found perfectly intact in 1872, but everyone aboard had vanished

When the British brigantine Dei Gratia spotted the merchant ship Mary Celeste drifting through the Atlantic Ocean on December 4, 1872, it looked as though its crew had stepped away only moments before. The vessel was still under partial sail, its cargo remained in place, there was enough food and fresh water for months, and the captain’s personal belongings had not been disturbed. Yet not a single person remained aboard.

Captain Benjamin Briggs, his wife, their two-year-old daughter and seven crew members had all disappeared, and nearly 153 years later, no confirmed explanation has solved one of maritime history’s greatest mysteries.

The Mary Celeste had departed New York on November 7, 1872, bound for Genoa, Italy, carrying more than 1,700 barrels of industrial alcohol. When the Dei Gratia encountered her near the Azores almost a month later, the vessel showed signs of disorder but not catastrophe. Some sails were damaged, several feet of water had collected in the bilge, and the ship’s lifeboat was missing, yet the hull remained seaworthy and the valuable cargo was largely untouched. The final entry in the captain’s log was dated November 25, placing the ship several hundred miles from where it was eventually discovered.

The strange circumstances immediately triggered an official investigation in Gibraltar. Authorities considered whether mutiny, piracy, murder or insurance fraud could explain the disappearance, but investigators found no evidence of violence, no signs of a struggle, and no indication that anyone had attempted to steal either the cargo or the crew’s possessions. Unable to establish a convincing theory, the court ultimately concluded that there was insufficient evidence to explain what had happened.