Take the classic Tram 28 route through historic neighborhoods then wander Alfama’s alleys for photos and local life; tram runs roughly 7:00am–8:00pm but can be busy.
A lively food hall with many vendors—great to sample Portuguese dishes quickly and try different flavors in one place; open 10:00am–midnight typically.
Visit São Jorge Castle for panoramic Lisbon views and then nearby Sé Cathedral; castle hours are usually ~9:00am–6:00pm—buy tickets on arrival to avoid queues.
Explore Manueline architecture at Jerónimos (typically open ~10:00am–5:30pm) and the riverside Belém Tower; both are UNESCO highlights—allow time for lines.
Take the fast Alfa Pendular train from Lisboa Oriente or Santa Apolónia to Porto Campanhã (~2h30m); trains are frequent—book seats in advance for best fares.
Scenic drive and/or river cruise through terraced vineyards with visits to wineries for tastings and regional lunch; typical tours run 6–8 hours and should be booked in advance.
Allow at least 45–90 minutes to reach the airport (OPO) or Sao Bento / Campanhã for onward connections; check traffic and train schedules the morning of departure.