Revealing the mystery of the 500-year mural of Leonardo da Vinci

Traces of the mural of Leonardo da Vinci have just been discovered at Sforza Castle in Milan.

During the restoration of Sforza castle, scientists discovered a picture of mulberry trees of Renaissance painting Leonardo da Vinci buried by 17 layers of lime sweeping walls.

The painting hidden in 17 layers of lime sweeping walls - (Photo of The Huffington Post)

According to the ancient costume of Opficio delle Pietre Dure in Florence, the mural is 500 years old. The duke of Milan, Ludovico Sforza, hired Leonardo da Vinci to decorate the castle between April and September 1498.

The expert team is working on a mural restoration project for 2 years and expects Leonardo da Vinci's painting to be completely restored on May 1, 2015, coinciding with the opening of the international exhibition in Milan. - the 5-year exhibition is noted by a professional named Universal Exhibition.

Sketching lead portraits of Isabella d'Este - (Photo of The Huffington Post)

Earlier this month, experts also discovered a lead portrait of a noble woman named Isabella d'Este thought to be painted by Leonardo da Vinci. This picture of the woman has been confirmed by Leonardo da Vinci on display at the Louvre museum in France.