Milan

Here's an ideal itinerary for 3 days in Milan:

Day 1:

• Start your day by visiting the iconic Milan Cathedral, also known as the Duomo di Milano. This stunning Gothic cathedral is the largest in Italy and is a must-visit attraction in Milan.
• After visiting the cathedral, head to the Galleria Vittorio Emanuele II, a beautiful shopping arcade that's home to some of the most luxurious brands in the world. Take a stroll through the arcade and admire the stunning architecture.
• Next, visit the famous La Scala opera house, which is located just a short walk from the Galleria. Take a guided tour of the theater to learn about its history and see the stunning interior.
• In the afternoon, head to the Brera district, which is known for its art galleries and charming streets. Take a walk through the district and visit the Pinacoteca di Brera, which is home to an impressive collection of Italian art.

Day 2:

• Start your day by visiting the Sforza Castle, which is located in the heart of Milan. This impressive castle houses several museums, including the Museum of Ancient Art and the Museum of Musical Instruments.
• After visiting the castle, head to the Navigli district, which is known for its canals and charming atmosphere. Take a walk along the canals and stop at one of the many cafes or restaurants for lunch.
• In the afternoon, visit the Santa Maria delle Grazie church, which is home to Leonardo da Vinci's famous painting, The Last Supper. Be sure to book your tickets in advance, as they tend to sell out quickly.

Day 3:

• Start your day by visiting the historic Piazza del Duomo, which is home to several important buildings, including the Palazzo Reale and the Museo del Novecento. Take a guided tour of the Palazzo Reale to learn about its history and see the stunning interior.
• After visiting the Piazza del Duomo, head to the trendy Brera district, which is known for its art galleries and charming streets. Take a walk through the district and stop at one of the many cafes or restaurants for lunch.
• In the afternoon, visit the famous San Siro Stadium, which is home to AC Milan and Inter Milan. Take a guided tour of the stadium to learn about its history and see the impressive facilities.

In case of bad weather, you can visit the Leonardo da Vinci Museum, which is located near the Piazza del Duomo. This museum is dedicated to the life and work of Leonardo da Vinci and is a great place to learn about his inventions and ideas. You can also visit the Museo Nazionale della Scienza e della Tecnologia Leonardo da Vinci, which is located in the Navigli district and is dedicated to science and technology.