A stunning 18th-century site where pilgrims ascend by a series of punishing stairs only to return via funicular.

The extravagance of Portugal’s "Pink Palace" resulted in a noble title being awarded to its owner.

Perhaps the most spectacular grotto along the Algarve coastline.

This crumbling Portuguese ruin overlooks the populace it once ruled.

"Portugal's Stonehenge" is made up of nut-like stones aligned with the heavens.

An ancient and majestic fortress that played an integral role in Portugal's road to independence.

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

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."

This oddly shaped church resembles a rocket.

Eat the ultimate iteration of Portugal's most beloved pastry.

Elaborately carved to showcase the glorious wealth that the age of exploration brought to the Portuguese empire.

Portugal's National Pantheon has a history of curses, collapses and financial problems.

Step back in time at this 19th-century kiosk.

The best place in the world to buy tinned fish.

Get in line for Lisbon’s most famous sandwich.

This Industrial Age architectural and engineering gem helps visitors and residents alike traverse Lisbon, “The City of Seven Hills.”

Legacy of the earthquake that nearly wiped Lisbon off the face of the Earth.

This unique architectural wonder is also tied to one of the 20th-century's most renowned writers.

This now abandoned restaurant provides some of the most amazing views of Lisboa.

At night, bats patrol this magnificent 18th-century space in search of book-eating pests.

A naturally occurring amphitheater carved by erosion into the mountainside.

The medieval castle built as headquarters for the Pope's secretive Knights Templar.

A fortress off the West coast of Portugal that dates back to 1502.