These mysterious ancient stone spheres were created by a civilization lost to time and are now mostly lawn ornaments.

Two graffiti towers stand like ghosts of Vancouver's World War II-era defensive outpost.

This quirky piece of naval artillery has been deafening Canadians for over a century.

A ruined Maya city that suffered a years-long case of mistaken identity.

The sister plane of the C-123 shot down during the Iran-Contra Affair has found a new purpose in retirement.

This neon blue river gets its color from a unique mix of bacteria and volcano minerals.

Where dogs like the rare "Fire-Tailed Border Cocker" run free on the mountainside.

An enormous public square and parade ground built to celebrate Ghana's independence.

The world’s largest digital waste dump has become a site where organized criminals hack into confidential government data.

This series of rope-style bridges brings visitors into a jungle layer that is usually reserved for birds and monkeys.

Where thousands of slaves passed through the "Door of No Return."

The first mural ever dedicated to the women of the Black Panther Party.

Loyal fans of one television's most famous painters still come to pay their respects.