Castelo de São Jorge, or St. George's Castle, is perched atop Lisbon's highest hill in Alfama, offering both excellent history and views of the city. The castle served as a fortification for the ...

Just a few minutes outside Lisbon is the Pena Palace ... displays German medieval castle elements in another, while the prominent features of Portuguese architecture are also present.

While public transportation outside of Lisbon can be patchy ... and vibrant colors of burnt orange and yellow on its castle walls. Aside from Palácio da Pena, another top spot is the Palácio ...