In this photo taken Dec. 18 2012, a tourist takes photos from a viewpoint overlooking Lisbon's Alfama neighborhood and the Tagus river. The Alfama quarter is distinguished by its narrow

 

              In this photo taken Dec. 18 2012, a tourist takes photos from a viewpoint overlooking Lisbon
In this photo taken Dec. 18 2012, a tourist takes photos from a viewpoint overlooking Lisbon's Alfama neighborhood and the Tagus river. The Alfama quarter is distinguished by its narrow, cobbled streets on the hillside below Lisbon castle, where archaeologists have found traces of occupation dating from the seventh century B.C. (AP Photo/Armando Franca)
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