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

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

The Guardian of Tallinn.

A medieval setting reimagined into a unique art alley.

This Italian stadium makes liberal use of fascist statuary to evoke classical sporting arenas.

A detailed pachyderm supports Rome's smallest Egyptian obelisk.

A magnificent waterfall is also home to the remains of a Roman hydraulic engineering system.

This large, circular tomb is the final resting place of the first emperor of Rome.

This mosaic dedicated to John Lennon was tended for years by a Beatles super-fan.

One Portuguese poet described this cape, the westernmost point in mainland Europe, as "where the land ends and the sea begins."

An ancient ossuary in Rouen.

The Roman Emperor's lost summer home and grotto full of enormous sculptures sit along the Italian seashore.

Elevated freight railway turned wildly successful urban park.

Try not to get slimed in Tribeca.

The very first subway station in New York City is beautiful, decked out in chandeliers, and ... abandoned?

Bits of flat terrain surrounded by cliffs make one of the most beautiful landscapes in the Azores.

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

Europe's oldest still-operational tea farm also boasts a spectacular view.

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

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

An unusual round church in London with a Templar past.

This hill and tower are steeped in legend, from King Arthur to the Holy Grail.

The most iconic structure in Scotland has been home to bishops, colonels, and Sean Connery characters.

Overlooking a Scottish loch, this beautifully crumbling castle once inspired a poem by William Wordsworth.