Mysterious tunnels sketched by Leonardo da Vinci in the late 1400s may have been found
Once only indicated through a sketch by Leonardo da Vinci from around 1495, concealed passageways have been discovered ...
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Leonardo da Vinci's Famous Paintings & Drawings
Explore Leonardo da Vinci's most famous works like the Mona Lisa, as well as his drawings and unfinished works. In 1517, Leonardo showed a visitor a portrait of Lisa del Giocondo, the wife of a ...