Italy's Sforza Castle includes a underground passage that linked the Duke of Milan to his wife’s tomb.

Fortunately, anyone can appreciate art, especially with guidance from the 15th-century Renaissance man Leonardo da Vinci. Leonardo was an artist driven by “wanting to know.” He considered ...

Leonardo da Vinci approached the world with a fearless ambition to expand his mind. However, as an illegitimate son, he was unable to receive a classical education. Fortunately, Leonardo saw this ...