San Francisco has its cable cars, London has its red double-decker buses and Lisbon has its trams ... but it also travels by popular attractions, such as St. George's Castle and Alfama.

One word of caution: Lisbon's Tram 28 and the Santa Justa Elevator double as attractions ... the airport and the city center generally cost 10 to 15 euros (about $12 to $19).

Lisbon’s most iconic attractions include its colorful ... right and the Atlantic Ocean to its left. Portugal has a population ...

Find more of the city's top attractions in our guide ... Mary has lived in southern Portugal for over 20 years. When she's in Lisbon, you can find her chatting with the chef at the latest culinary ...