A former fortified tower now houses a collection of classic communications equipment.

Famously misunderstood wonder of the ancient world

One of the world's largest urban rainforests with a spectacular panorama of Sao Paulo city and monkeys awaits visitors

This singular art museum in São Paulo is unique inside and out.

One of São Paulo's tight urban intersections has become a haven for graffiti artists ever since a single Batman started the trend.

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

The vaulted ceiling is home to a scurry of “squirrelgoyles.”

A fragment of one of history’s most famous walls stands as a reminder of unity in a culturally divided city.

The only example of a Paris Métro sign in use at a subway station outside of the French capital. 

The highest point in North Carolina and the United States east of the Mississippi River, Mount Mitchell is named after argumentative explorer Elisha Mitchell.

This maze-like slot canyon is a unique gem within an already fascinating geological area.

At one of the nation’s longest-running professional theaters, the audience used to barter for tickets with produce and livestock.

One street divides a single town that stands in two U.S. states.

With roots dating back to 1942, this retro diner was where Hank Williams is said to have uttered his last words.

Country fans may flock to Nashville's music scene, but this Appalachian town is where the genre was born.