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

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

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

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

This patch of land is home to Sweden's largest burial mound, allegedly belonging to a mythical king.

Not quite the cultural gateway between China and Sweden its designer imagined.

Known locally as the Jungfrutornet, this Medieval tower hides a dark legend.

Walk along the medieval fortifications that have been protecting Tallinn since the 14th century.

A bright little alley in La Boca is a part of tango history.

Buenos Aires' city of the dead contains some very famous remains, including Eva Perón.

These small sculptures pay homage to the lovable star of an iconic Argentine comic strip.

This historic, palatial theater is now one of the world’s most beautiful bookstores.

This massive Brazilian church is built like an angular, technicolor pyramid left by Mayans from the future.

A 125-meter long "tribute to the Brazilian people."

A huge boat-shaped hotel with a blood red pool and other oddities.

This singular art museum in São Paulo is unique inside and out.

This skyscraper once housed weapons during the revolution and was the scene of two brutal crimes that shocked São Paulo society.

This giant mural of Santa Muerte in downtown São Paulo reminds passersby of their own mortality.

Ella Fitzgerald, opera singer Enrico Caruso, and dancer Isadora Duncan all performed in this lavish, supposedly haunted theater.

An 11th-century runestone decorates the halls of Terminal 2 of this Scandinavian travel hub.

A Swedish phone box converted into an informal village library.

A tiny town hall—in Sweden's one-time capital—might be the smallest in Europe.

Sweden's oldest street has not changed for nearly a millennium.

This mysterious runestone embedded in a church wall is linked to the medieval cult of Saint Erik.