A Perfect Long Weekend in Porto — online.wsj.com

PERCHED ON THE steep banks of the River Douro, Porto is a fascinating and charming city—easy to love, hard to leave. With its bustling back streets, Gothic churches, riverside cafes, and its long-standing trade in port wine, every turn reveals a different layer of history. The historic center, a warren of narrow medieval streets, is a Unesco World Heritage Site, while the modern airport and affluent beachside suburbs firmly point to the 21st century.

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