A medieval castle in the middle of rural Texas.

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.

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

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

Iceland's tribute to its thankless civil servants.

One of the oldest family businesses in Reykjavík serves lamb-based hot dogs.

Instead of solid circles, the stoplights in this northern Icelandic town have glowing red hearts.

Where a young athlete began his run across Canada after losing his right leg to cancer.

The first transatlantic wireless signal was received at this 17th-century fort.

The final resting place of 121 victims of the RMS Titanic, 42 of which may never be identified.

Austin’s local mountain isn’t really a mountain at all.

The designated Jewish quarter in Fez dates back to the 15th century.

Fortune tellers, snake charmers, poets, and storytellers all gather on this historic square in Morocco.

An awe-inspiring mosque in Morocco with one of the tallest minarets in the world.

In terms of history and architecture, this is one of the most remarkable cemeteries in the world.

A focal point of the Cuban government, this city square features one of the most iconic images in the country.

Once a favorite playground for the world's most illustrious guests, Hotel Nacional's secret weapons and bunkers reveal a more menacing side to its golden history.

A monument celebrating the idea of reaching inaccessible places.

Former villa and estate of James Deering developed to preserve native tropical forests.

Japanese gardens dedicated to the Japanese farmer that refused to throw in the trowel.

The world's tallest statue of an American hero.

A glimpse of a waterfall is reached by a steel catwalk along a slot canyon located in an Ouray city park.