Jacksonville's highways rendered this century-old grammar school unusable.

South Carolina's last remaining slavery auction house is now a museum devoted to its own tragic history.

Charleston's historic city jail once held everyone from pirates to Civil War POWs.

This museum preserves the hand-dug tunnel that kept Sarajevo afloat during the Serbian siege.

A more chill but no less fascinating version of the famous ancient archeological site.

An ancient capital city that dates back 3,000 years and harbors many surprises.

Carvings in Turkey's Marble Road may have directed ancient Romans to a hidden brothel.

The ancient latrines of the Greeks, in all their public glory.

A small etching on the white marble parapet was written in runic script by a Viking mercenary.

The deepest underground city in Turkey was designed to protect 20,000 people behind massive stone doors.

Roman ruins top white travertine terraces formed by ancient hot springs.

In this historic region, homes and churches are carved into ancient volcanic rock formations.

This crumbling industrial fortress has attracted daredevils, filmmakers, and historians.

From lefty Jewish gathering site to hip cultural site in just 80 years.

Montreal's colorful subway station shows its support of the local LGBT+ community.

A massive Montreal stadium that has seen nothing but trouble since its inception.

Its columns were all carved from the same white oak tree.

Two thirds of this Montreal neon icon has survived to flash another day.

Futuristic apartment blocks are the backdrop for Montreal surfers hangin' ten on the Habitat '67 standing wave.

City law dictates that this mountaintop cathedral containing the heart of a saint is to remain the tallest building in town.

Every year, the colorful murals of Montreal get a complete makeover.

A historic Montreal market that was the city's agricultural hub for over century.

A Montreal deli that was so beloved that it was allowed to circumvent their laws of language.

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