Once only indicated through a sketch by Leonardo da Vinci from around 1495, concealed passageways have been discovered ...

Archaeologists and academics flock to the castle to see their theories tried out and put into practice. Above all, building a medieval castle requires the skill and co-operation of a workforce ...

Leonardo da Vinci excelled in the fields of art and science ... Now, scientists have uncovered a hidden feature underneath a medieval castle in Milan, Italy, that researchers once could only ...