The devil-defying mark left by a saint as a boy is visible inside Lisbon's cathedral.

The scorched Lisbon church that survived two earthquakes and a massive fire.

Sip cherry liqueur at a bar dating back to 1840.

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

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

A king's pet, a pope's gift, an artist's inspiration, and a tragic shipwreck.

This unreal Portuguese palace looks as though it's made from a pile of different castles.

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

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

An accidental trick of light casts the perfect shadow of a pilgrim of the Camino de Santiago against the cathedral wall.

This enormous censer uses a pulley system installed over 400 years ago.

The facade of this 16th-century building is decorated with carvings of 300 seashells.

Historic medieval fortified city in southwest France.

A futuristic, brutalist masterpiece that is also strangely prison-like.

A 11-foot former president stands on a Kosovo street that also bears his name.

A 14th-century Serbian Orthodox church that was once converted into a mosque under the much-disfavored Ottoman Empire.

This lonely minaret with an unusual decorative symbol is all that remains of a historic Ottoman mosque.

In the hometown of the Catholic saint and Nobel Peace Prize winner, a memorial dedicated to her legacy.

These abundant, over-the-top monuments are so widely scattered that they define the entire compact capital cityscape, often leading to jokes about whether there are more statues than residents.

This fortress dates back to the 6th century and is also the site of a controversial abandoned restoration project.

Stone pillars and a petrified wedding party in the hills of North Macedonia.

This historic black and white monastery is one of Bulgaria's architectural jewels.

This tiny Bulgarian town offers a stunning location in the mountains and a storied history.

Thousands of rusting train cars have been slowly falling apart on the edge of Greece's second largest city.