1, Lisbon: Lisbon is a small city, which is very suitable for walking. The historical sites in the urban area are well preserved, and some temples, churches, palaces and castles are very worth seeing.

2. Porto: There are many famous historical buildings in Porto, with palaces, churches, museums, art galleries, monuments and sculptures everywhere. Portugal's name and Bordeaux both originated in this city. Its old town and surrounding wine producing areas are world cultural heritage.

3. Syndra: The structure of Moorish castles in Syndra is a bit like the Great Wall. They are all made of stones. Every brick and tile here is a hard journey for the people.

4. Cape Roca: the westernmost point of Eurasia, which was once rated as one of the "50 most worthwhile places in the world" by netizens.

5. Pena Palace: The Portuguese king left the palace. The palace itself is a hodgepodge of various architectural styles and a famous world heritage.

6. geronimo Monastery: the burial place of the famous navigator Da Gama and the most successful example of Manuel's architecture.