A painted-over wall in Detroit originally built to segregate a black community from an adjacent white development.

A Beaux-Arts triumph rises from decades of decay to become the heart of a new innovation district.

This feline raises a friendly paw at drivers barreling toward the freeway.

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

One man's attempt to create an artistic wonder on a run-down block in Detroit.

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

This sprawling bookstore spans four floors and has more than a million books in stock.

A museum dedicated to the quirky and colorful world created by Springfield's favorite son.

The national park was once a plantation estate.

This Memphis recording studio launched the careers of Jerry Lee Lewis, Johnny Cash, and Elvis Presley.

The country music legend's grave is surrounded by Astroturf because fans kept plucking out the grass.

A building so large that it has its own weather.

A hollow cement depiction of time's inexorable effect on the human body.

This stunning gothic ruin was a casualty of the Indiana steel industry crash.

This old steel industry company town has a tradition of parking cars on the sidewalk so people can walk in the narrow streets.

A relic of the Cold War in Chicago.

What's left of the ruins of the 1893 Columbian Exhibition, or World's Fair, also known as the White City.

This $3 million model train takes you through Chicago, Seattle, and the thousands of miles in between.

This graveyard is home to the so-called "Witch's Circle."

This Niagara Falls tourist trap is a world bright with neon and curiosities that will inspire love, hate, or a mixture of both.

A tunnel that brings more than a century of history to life from the deepest parts of the Niagara Gorge.

This impressive working clock made of 16,000 plants changes its flowers twice a year.

This half-ton piece of the Alps sits at the base of the CN Tower.

With well over 130 falls and cascades to brag about, Hamilton, Ontario has earned its stripes as the waterfall capital of the world.