These are the 23 best places to visit in Porto, Portugal. Porto, meaning "port" in Portuguese, stands as a hidden gem attracting over 1.5 million visitors every year. Nicknamed "Cidade Invicta", The Unvanquished City, Porto provides an unforgettable journey through well-preserved culture. From the beautiful Palacio Cristal Gardens to the serene beauty of the Douro Valley, here are the 23 best places to visit in Porto, Portugal in this travel guide.

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