More than a hundred years have passed and still these mysteries remain unsolved. Welcome to WatchMojo, and today were counting down our picks for the most enigmatic, infamous, and strangest occurrences during World War One, which still dont have a solid explanation all these years later. Our countdown of WWI mysteries includes The Fate of the USS Cyclops, The Lost Treasure of the Tsars, The Vanishing of Béla Kiss, and more! Do you have an explanation for any of the mysteries mentioned in the video? Or perhaps one of the ones we didnt cover, such as the missing Florentine Diamond or the artist only known by the initials, J.M.? Let us know below!

Watch more great history videos here:
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Top 10 Mind-Blowing Alternate Histories That Almost Happened: https://youtu.be/3M4aYRHnqpA
Top 10 Historically Accurate Movies: https://youtu.be/_q8NCKx3Pgw

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#History
#Mystery
#Unsolved
#Unexplained
#War
#Creepy
#Mysteries