The entire length of the border is marked by a 20-foot-wide slash through the trees.

A Texas-sized secondhand bookstore features 54,000 square feet of books, music, and media.

Belly up to the bar in Cowtown, don't forget to buy some boots.

The "world’s largest honky-tonk" also has its own indoor rodeo arena.

Gladiators once walked this ancient, subterranean passage.

Heralded as the world's first theater, these ruins are often overlooked as they reside in the shadows of the Acropolis.

The Cycladic architecture makes this Athens neighborhood feel like an island paradise hidden in the shadow of the Acropolis.

This ancient Greek place of assembly and marketplace is being revealed layer by layer below the modern Athens cityscape.

Historic fortifications form the boundary of Vatican City, but it’s not entirely surrounded by walls.

Tucked into the heart of historic Irvington, this 56-year-old metaphysical shop specializes in the olde ways.

A park where you can watch the highway zoom past.

Feast on award-winning birria tacos from a food truck inside this neon robo-tiki bar.

Located inside a former record pressing plant, this recording studio pays homage to the techniques and gear of a bygone age.

This aromatherapy shop and mini-museum cofounded by the Sigur Rós frontman documents Icelandic history through scents.

This tiny museum's sizable collection is jammed into a former underground public toilet.

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

This monument to one of the largest science fiction games of all time bears the names of hundreds of thousands of players.

The first woman to become a member of the parliament of Iceland.

A monument dedicated to the civil uprisings that took place during the Pots and Pans Revolution.

Iceland's tribute to its thankless civil servants.

A cemetery in Barcelona's Poblenou district is home to this touching funerary statue, which depicts death in the form of a winged skeleton.

On the wall of this medieval walkway, a symbol of the Spanish Inquisition.

These 2000 year old remains of a Roman aqueduct are hidden inside a hotel lobby.

Saint Joseph was said to heal the deaf and blind, but it was a much smaller miracle that got him canonized.