A faux European lane smack dab in downtown L.A.

Left untouched since a double murder-suicide in the 1960s, Los Feliz murder mansion remains a neighborhood mystery.

Scores of vintage street lamps shine along L.A.’s Miracle Mile.

Hollywood's most famous landmark, the "temporary" sign that has stood for decades longer than intended.

It should come as no surprise that the best view of the Hollywood sign is from Batman's lair.

This supper-club-turned-concert-venue still serves drinks at its original rotating bar.

Wisconsin's most celebrated export gets the royal treatment on I-94.

Once at the center of U.S. finance, the historic Trading Room was meticulously recreated piece by piece and rebuilt in the Art Institute.

Illegal drag racing two stories beneath Chicago’s streets.

An eccentric park and pool.

The 606 is a decade in the making.

This massive stained-glass masterpiece is thought to be the largest Tiffany dome in existence.

Statue dedicated to the star of an old television show.

A giant, Gilded Age mansion that once belonged to the beer baron of Milwaukee.

This striking art museum holds an amazing series of curiosity cabinets.

A place to eat for on-the-run agents and espionage enthusiasts.

Six tiny houses built for working class people form the largest intentional cluster of Wright homes anywhere.

Robots, lasers, and whoopee cushions, oh my!

The home-turned-museum of Barış Manço, the mustachioed Turkish Elvis for children.

A gorgeous, Gaudí-esque stairway constructed in the city of Istanbul by a prominent Jewish family.

This crucial gathering spot along the "hippie trail" still displays old notes between traveling beatniks and backpackers.

An Art Nouveau gem hides beneath the layers of city grime obscuring this once-magnificent building.

Large miniature theme park with 100-plus models.

This remarkably well-preserved Egyptian plinth is pretty well traveled for a giant piece of stone.