Berry Gordy Jr.'s old home was the original headquarters of Motown Record Corporation.

The birthplace of the Ford Model T is now a museum full of antique cars.

Enormous small-business mecca in the Midwest, serving dozens of artists.

Where the Model T was made and the assembly line was invented.

A wacky two-story folk-art assemblage of carved and found objects, with lights, motion, and sound now in need of financial support.

Astounding collection of coin-operated games and automata.

The haunting "Hell House Altar" is one of the few remnants of an abandoned college that has been a magnet for local legends.

Color-coded signs direct drivers on a network of routes designed to avoid Pittsburgh traffic.

Found art has transformed this Pittsburgh neighborhood into a psychedelic dream.

A surreal museum of extraordinary industrial objects.

The birthplace of an eccentric alchemist and possible inspiration for the fictional reanimator of monsters.

Robots, lasers, and whoopee cushions, oh my!

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

A scenic fort on the harbor protected Philadelphia from an attack that never came.

This woodland architectural installation acts as a camera obscura for the heavens.

The final resting place of two (or three) presidents, one vampire, and 18,000 Confederate soldiers.

The little-known, 300-year history of the area includes former lives as a bustling tobacco port, parking lot, and industrial dump.

At 207 feet, one of the world's longest continuous escalators.

Volcanic stone sentinels stand watch at a Korean Bell Garden in Virginia.

A double agent hid information for the Soviet Union beneath this bridge for more than 20 years.

A graveyard that dates back over 200 years stands near a busy shopping center.

These unusual rooms on wheels are holdovers from the 1960s.

The trials and tribulations of marking Poe's grave.

At Washington's Dulles Airport is a satellite museum (no pun intended) with three quarters of a million square feet of aircraft history.