This gem from the industrial age helps visitors and residents alike traverse hilly Stockholm.

A former suicide bridge is now accumulating symbols of love instead of a body count.

Stockholm's narrowest alley is barely over two feet wide.

This Stockholm light tower can be controlled by anyone with a smartphone.

Dine on food tied to Viking history and legend at this subterranean Stockholm spot.

Now a hotel, this former bank was the site of a robbery that spawned a psychological phenomenon.

It is said that each of the white stones in the red facade of this medieval house represents the head of a murdered Swedish noble.

The reconstruction of this prominent building fulfilled a long-written command.

Latvia’s first skyscraper, nicknamed ‘Stalin’s birthday cake.’

This charming Latvian lane doubled as Baker Street on the Soviet Union’s version of Sherlock Holmes.

A subtle memorial marks where a human chain protested Soviet control in 1989.

This celebration of Latvia’s freedom and independence avoided demolition over half a century of Soviet occupation.

Flamboyant architecture from the turn of 20th century.

A former Latvian headquarters of the brutal KGB secret police is now open as a grim reminder of their atrocities.

A system of constructed rapids and concrete waterfalls in a linear park on the Slepnya River.

A sculpture of graceful storks sits atop this fountain in Independence Square.

A century-old prison in the heart of Vilnius is now a lively bar, dance club, and artist residency.

Rub it for a bit of good luck.

A 15-foot-tall statue of the head of the Sopranos family greets passengers at a train station in southeastern Lithuania.

This micro-nation may be some sort of prank, but its constitution sure seems official.

A miraculous three-handed portrait of a saint can be found inside this church.

The celebrated eyesore created by starry-eyed sweethearts.

A 16th-century fountain marks the site of a lost medieval cemetery once filled with mass graves.

The tradition of open-air secondhand and antiquarian bookselling in Paris dates back to the Renaissance.