Have You Heard of These Unsolved Mysteries?

In February 1959, a group of nine experienced hikers in the Ural mountains were found dead, located at a distance from their camp with a range of mysterious injuries. What is this event called?: With missing tongues, crushed bones, and evidence of evacuating their camp very suddenly and without proper clothing, these nine hikers cut their way out of their tent in the Dyatlov Pass and were eventually found by search parties, dead.

The story of this ghost ship found floating near the Azores in December, 1872, is one of the most interesting naval mysteries. The ship was undamaged and all looked shipshape on board— but the passengers were gone. What is the ship's name?: To this day, what happened to the 10 people on the Mary Celeste remains a mystery. From the captain and his family to the crew members, they vanished without a trace in the middle of the ocean, and without taking necessary supplies with them.

Many documents of mysterious origins exist, but this specimen might be one of the most intriguing and confusing. Filled with illustrations of plants, animals, and other beings that don't exist on Earth, what is this famously confusing book called?: The Voynich Manuscript has been carbon-dated to the 1400s and has yet to be explained. Is it documentation of a time-traveler, visions of an alien world, or simply the sketchbook of someone with a vivid imagination? We may never know.

A mysterious incident took place on an island off the coast of Scotland, when three lighthouse keepers vanished from their post in 1900. The only way off the island was by boat and there was no evidence the men ever left. What's the lighthouse's name?: Clues left behind point to a hurried departure from the Flannan Isles Lighthouse itself, including food on the table and coats left behind, with no sign of the keepers, Thomas Marshall, James Ducat, or Donald MacArthur.

This clay shape was discovered in a Minoan palace in 1908 and dated to the Bronze Age, or around 3000 BC. Though it has a variety of symbols and characters across the surface, it has resisted translation ever since. What is this specimen called?: The stamped symbols on the Phaistos Disk share similarities with two Minoan scripts, Linear B and Linear A— however, Linear A is also a mystery, as no one has yet been able to decode it.

You might be familiar with the phrase "Croatoan" as the last evidence left behind when an entire colony of English settlers vanished from the shores of the Eastern United States in 1590. But what is the title that historians have given this situation?: Though theories abound, from the colony being massacred to simply assimilating into local Native American populations, the mystery of missing colonists remains intriguing and baffling.

Airline incidents are thankfully few and far between, but this particular flight continues to be a confusing and frightening occurrence. The plane made some unexpected course deviations before simply vanishing. What was the flight called?: Though military radar, satellites, and physical searches of areas where the plane likely went down have all been used, no one knows exactly what happened to Flight 370 and its 227 passengers and 12 crew members.

In the streets of London in 1888, a killer stalked working women under the cover of night. With at least five victims attributed directly to this murderer, and several others suspected, what is the moniker given to the killer?: The name "Jack the Ripper" was actually given by the killer themselves in a missive called the "Dear Boss" letter that was sent to the press, signed with the name and a note saying, "Don't mind me giving the trade name".

Treasure hunts have taken place throughout history, as rumors of vast riches continue to lure adventurers. What is the name of an island off the coast of Canada's Nova Scotia and the treasure left there by pirate William Kidd in the 1600s?: This particular legendary treasure has sparked rumors of the Curse of Oak Island that leads adventurers into danger as they search for the riches said to be buried right under their noses.

This leader of Macedonian descent was one of the most influential and powerful people of his era, and though legends maintain that he was interred in Alexandria, Egypt, scholars still do not know exactly where his tomb is. Who is he?: Records from Cleopatra's reign show that she and Julius Caesar both visited Alexander's tomb, as well as others, but no further evidence exists past the 4th century when it could have been moved or destroyed.

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