Explore Lisbon with ease and sightsee at leisure with the Lisbon City Card, offering discounts across the city with your choice of a 24-, 48- or 72-hour pass. Gothic palaces and intriguing museums are big draws to the laid-back Portuguese capital, so make the most of them with heavily discounted entrance fees. Selected UNESCO World Heritage Sites like Pena National Palace in Sintra are free to enter, and you can even make use of free public transport in the city, too!