History

Women on Submarines: A Timeline

Military submarines have long been one of the last bastions of the “male-only” mentality. For many years, navies were unwilling to let women serve on their submarines, arguing that females were either physically or mentally unsuitable...
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Types of Viking Ships (with Pictures)

Viking ships came in various sizes, from small boats to large longships. Learn more with our viking ships picture guide.
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The Glory Hole in History

The history of the glory hole is far more ancient than most people imagine, spanning many centuries and many continents on its steady path towards global recognition.
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