Spend two days exploring Lisbon, which has the Tagus River nearby. Use sightseeing buses or boats for hassle-free travel around Lisbon and Cascais.
Begin in Lisbon’s historic downtown and visit St. George Castle. Move on to the modern Oriente district, known for the Expo'98 exhibition. Next, head to Belém to see monuments honoring the Discoveries. Finally, enjoy seaside views in the village of Cascais.