This giant urban staircase was built to keep the city's brave fighting men from getting waylaid in the red light district.

In Portugal, a secluded stretch of untouched natural beauty hides at the bottom of a steep hill.

One Portuguese poet described this cape, the westernmost point in mainland Europe, as "where the land ends and the sea begins."

The verdant mossy ruins of a Franciscan monastery lie in the remote Sintra hills awaiting exploration.