Lisbon has a lot of beautiful buildings adorned with ceramic tile, like many places in Portugal:
Otherwise, it's just a pretty city to wander around in - you never know what you'll find; here's the Arco de Bandeira, a nice example of Pombaline architecture, named for the Marquês de Pombal, principally responsible for rebuilding Lisbon after the earthquake of 1755.
A bronze lottery ticket seller:
A corner clock:
The 1940 Monument to the Discoveries on the Tagus River celebrates the Portuguese Age of Discovery between the 15th and 16th centuries. That's Henry the Navigator at the prow, attended by Vasco da Gama, Queen Phillipa of Lancaster, Ferdinand Magellan and a host of lesser luminaries:
A jacaranda-shaded park:
A tiled streetscape:
The Torre de Belem, which we saw from a moving bus, so I feel lucky to have even gotten this shot. Built in the 16th century to control entrance to the city from the sea.