Porto is a beautiful city with so much to see and do. Here's an ideal itinerary for 2 days in Porto:

Day 1:

• Start your day with a delicious breakfast at one of the many cafes in Ribeira, the historic district of Porto. Try some traditional Portuguese pastries like Pastel de Nata or Croissant com Presunto e Queijo.
• After breakfast, take a stroll along the Douro River and enjoy the stunning views of the colorful houses and boats passing by.
• Head to the iconic Dom Luis I Bridge, which connects Porto to Vila Nova de Gaia. You can walk across the bridge or take the cable car for a panoramic view of the city.
• Once you reach Vila Nova de Gaia, visit one of the many port wine cellars for a tasting and tour. Some popular options include Taylor's, Sandeman, and Graham's.
• For lunch, head back to Ribeira and try some traditional Portuguese dishes like Bacalhau à Brás or Francesinha at a local restaurant.
• In the afternoon, visit the beautiful São Bento train station and admire the stunning azulejo tiles that cover the walls.
• Next, head to the Clérigos Tower, one of the most iconic landmarks in Porto. Climb to the top for breathtaking views of the city.
• End your day with dinner at a cozy restaurant in the trendy neighborhood of Cedofeita. Try some modern Portuguese cuisine and sip on some local wine.

Day 2:

• Start your day with a visit to the Livraria Lello, one of the oldest bookstores in Portugal and a must-see for any Harry Potter fan.
• Next, head to the Palácio da Bolsa, a stunning neoclassical building that used to be the stock exchange. Take a guided tour to see the impressive Arabian Hall and other beautiful rooms.
• For lunch, try some fresh seafood at one of the many restaurants in Matosinhos, a fishing village just outside of Porto.
• In the afternoon, visit the Casa da Música, a modern concert hall designed by Dutch architect Rem Koolhaas. Take a guided tour or catch a show if there's one happening.
• Next, head to the Jardins do Palácio de Cristal, a beautiful park with stunning views of the Douro River and the city. Take a leisurely stroll and enjoy the peaceful surroundings.
• End your day with dinner at a traditional Portuguese restaurant in Foz do Douro, a neighborhood known for its upscale dining options. Try some grilled fish or meat and enjoy the ocean view.

I hope this itinerary helps you make the most of your time in Porto!