Unusual building appears to be haphazardly built from randomly piled bricks.

The history and future of cannabis.

To enter this cluttered-yet-cozy sanctum of Belgian brews, ring the bell and tell the gatekeepers you've come “to taste beer.”

From Ancient Rome to WWII, Neupfarrplatz has over 2,000 years of history underneath its main square.

This statue of the great Argentinian car driver is located near a famous curve of the Monaco Grand Prix.

The world's most active stratovolcano is almost always erupting.

If a glacial river suddenly diving into a sheer chasm via a dramatic, multi-stage waterfall isn't peak Iceland, it's certainly close.

This valley of hot springs and boiling mud pots is home to the record-holding "Geysir," which originated the English word.

This eye-popping Icelandic crater lake is surrounded by red volcanic rock.

One of the tallest buildings in Iceland, and perhaps, the most visually impressive.

Medicinal spa created with the discharge from a geothermal energy plant.

Ireland's most remarkable collection of these curious cone-shaped houses is worth the buzz.

This statue was given to France by the United States to commemorate the centennial of the French Revolution.

An "inside out" building in the historical center of Paris, featuring Europe’s largest modern art museum.

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

Construction of Barcelona's iconic (but controversial) church is expected to be completed in 2026—a century after the death of its architect.

The ancient heart of Tunis is an enormous maze of narrow streets and alleyways.

The largest and best-preserved Roman amphitheater in Africa was designed to seat 35,000 people.

These Egyptian statues have survived for 3,400 years and were an acoustic wonder of the ancient world.

This African beach is home to thousands of rare mainland penguins that are known for their annoying voice.

Canada's largest graveyard boasts a lot of noteworthy artifacts as well as its own computerized mapping service.

Remains of a historic fountain that was mysteriously lost in the demolition of a D.C. traffic circle.

The brainchild of Eleanor Roosevelt, her "Little Village" was a collectivist dream.

A remnant of the last Ice Age, this lake is surrounded by fascinating rock formations.