Elevador de Santa Justa
The Santa Justa Elevator, constructed by Gustave Eiffel, does not mainly serve as a sightseeing platform but mostly to lift the people from the Baixa quarter to the higher situated Bairro alto. The hills in this town ascend up to 50% I guess.
Besides, this is a good example of the Samsung EX-1's ability to capture detail in low light conditions.
Have a look at my Portugal set