An unearthed photo of one of King Charles' ancestors appears to be the spitting image of the monarch. His great-grandmother on his father's side shares an incredible likeness with the king.
When it comes to his looks, King Charles has subsequently become well-known for his prominent ears - a long-running joke which even prompted the late Queen to say: "Thank heavens he hasn't ears like his father," when Prince William was born in 1982.
But if there was one historical figure to look to for an idea of where King Charles' genetics come from, it would certainly be Prince Philip's grandmother, Princess Victoria of Hesse and by Rhine.
Princess Victoria of Hesse and by Rhine (later known as The Marchioness of Milford Haven) was born at Windsor Castle in 1863 and was a granddaughter of Queen Victoria.
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