Lisbon is the capital and most populous city of Portugal. It is situated in the western portion of the Iberian Peninsula on the northern shore of the River Tagus. As of 2025, the city has an estimated population of 658,236 within its administrative limits, while the broader metropolis reaches a population of 3,353,000.
The western portion of the Lisbon metro area is known as the Portuguese Riviera. This region hosts the westernmost point of Continental Europe, which culminates at Cabo da Roca.