A colorful piece of contemporary art cheerfully clashes with Lyon's historical architecture.

Hundreds of hidden passageways weave through the old quarters of Lyon.

For hundreds of years, automatons moving to metallic music have been marking the passage of time.

The first modern cemetery of Lyon is complete with more than 200 chapels and monuments.

Lyon, France is home to two remarkably preserved Roman theaters, one dating back to 15 BCE.

A showcase of geologic history is home to one of the largest collection of lunar meteorites on Earth.

A century after his death, this covered bridge still calls to mind the plein air painter who loved it.

An iconic 1960s theater with a Buckminster Fuller-style geodesic dome.

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

The bunker where Hitler took his own life is hidden under this deliberately ordinary parking lot.

Turns out you can see the world without ever leaving Maine.

What happens when a sculptor has to find a way around a 100-year-old copyright.

A pixel art killer whale is frozen mid-leap in this Vancouver square.

Brass cobblestones mark the places where individual Holocaust victims were taken from their homes.

A Nesting Doll of Churches.

2300-year-old Roman road connecting the empire.

This giant shopping mall still holds signs of its automotive past.

A replica of the first public theater built in California.

Art Deco stylings conceal the true nature of this bridge.

Pillars made of 700 pieces of luggage climb to the ceiling of Sacramento Airport's baggage claim.

This 19th century train workshop is a treasure trove of railroad history.

I Street Bridge is the heaviest swinging center bridge in the United States.

At this 1940s-era neighborhood favorite, you can still drink a cherry phosphate.

A tiny survivor of the Donner Party disaster.