This castle has links to Portugal’s founding and struggles for independence.

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

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

This giant sculpture made of trash is a critique of society's wastefulness.

A windswept necropolis carved into the rocks overlooks the "most Portuguese town in Portugal."

Elaborate tile work in this railway station tells the story of Portugal.

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

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

Hidden beneath a beautiful overlook you’ll find the history of the city depicted in comic strip format next to a pay toilet.

The best place in the world to buy tinned fish.

A unique seaside cave where Aleister Crowley faked his own death.

This restored Portuguese cafe may well be the most beautiful place in the world to grab a Big Mac.

This once-forgotten oasis in the middle of Lisbon was first created over a century ago quite by accident.

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

The stunning interior of this Gothic church is covered in ornate gold details.

Houses are tucked between, on, and underneath giant boulders.

One of the most beautiful bookstores in the world hides a neo-Gothic interior behind an art nouveau facade.

This eccentrically decorated palace is replete with grottoes, fountains, tunnels, and caves.

Believed to be the only Orthodox church in the world that features a free-standing pulpit.

One of the most photographed locations in the entire city.

This ancient structure appears Roman, but was constructed during the 16th century and was utilized until 1911.

One of the best-preserved medieval streets in Europe.

Scores of wax baby figurines add an unusual mood to this beautiful church on the Greek coast.

The partially submerged ruins of a white marble quarry used in ancient Greece for over 1,200 years.