Keep scrolling down for answers and more stats ...
"While reviewing his troops in the Campus Martius, a sudden storm with lightning and thunderclaps arose. A thick, black cloud hid him from view and no one saw him again."
"The last Byzantine emperor disappeared during the final hours of the Siege of Constantinople."
Constantine XI Palaiologos
"One of the first girls to make accusations of witchcraft in colonial Massachusetts, eventually leading to the Salem witch trials. After her final appearance in court, she disappears, and her eventual whereabouts and fate remain unknown."
"An English pirate, vanished after perpetrating one of the most profitable pirate raids in history. Despite a worldwide manhunt and an enormous bounty on his head, he was never heard from again."
"He disappeared from Batavia, NY just before his book critical of Freemasonry was published."
"Most notable for his book Twelve Years a Slave in which he details his kidnapping and subsequent sale into slavery. He did not return to his family from his book-promoting tour."
"American writer known for The Devil's Dictionary disappeared in/from Mexico. He was supposedly last heard from in a letter to his secretary and companion, Carrie Christiansen."
"A Swedish diplomat who saved 20,000+ Hungarian Jews during the Holocaust. Arrested on espionage charges in Budapest. Allegedly seen in Soviet prisons, even as recently as the 1980s. There is no hard evidence on what happened to him."
"An unidentified man who hijacked Northwest Orient Airlines Flight 305, and parachuted from it during mid-flight with $200,000 he had extorted. No trace of him has ever been found."
"A U.S. trade union leader and president of the International Brotherhood of Teamsters, disappeared from the parking lot of a restaurant. It is believed he was to meet with the Mafia."
"A 15-y.o. citizen of Vatican City disappeared. She called her sister to say she'd been 'offered a job with Avon Cosmetics'. Days later, the family received a call from a stranger claiming she ran away from home. Some days later Pope John Paul II appealed to those responsible of her disappearance, suggesting a kidnapping. She was allegedly, last seen at the back of a dark BMW."
"An American university student disappeared in Tiger Leaping Gorge, China. 12+ years later, the Abductee's Family Union of South Korea claimed that it had intelligence demonstrating he had been abducted and taken to North Korea to be the personal English language tutor to Kim Jong-un."