Porto is a vibrant city located in northwest Portugal, known for its stunning architecture, historic sites, and delicious cuisine. The city is famous for its picturesque riverfront area, lined with colorful buildings and charming cafes. Visitors can explore the historic Ribeira district, home to narrow cobblestone streets and traditional houses. Porto is also known for its port wine production, with many cellars offering tastings and tours. The city is a mix of old-world charm and modern amenities, making it a popular destination for tourists looking to experience the rich culture and history of Portugal.