The vast, legendary catacombs hold secrets much stranger than stacked bones.

These grassy undulations on a stretch of University of Michigan campus aren't bad landscaping, they're art.

Lovingly nick-named the "Brick Dick" this municipal tower was winner of the World's Most Phallic Building Contest.

Controversial tribute to the heavyweight champion boxer who grew up in Detroit.

World's largest Christmas store.

To truly appreciate Detroit's landmark skyscraper, you have to step inside.

These enduring murals depicting a distinctly Marxist tribute to capitalism could not even be defeated by McCarthyism.

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

The only surviving prototype for Buckminster Fuller's house of the future.

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

Island where motor vehicles are banned -- home to the only carless highway in the United States.

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

Hell on Earth is actually a small town in Michigan where anyone can be mayor for a day.

A tribute to the pop culture icon overlooks this Washington D.C. intersection.

The 5.5-mile ring of steel posts around the Capitol Building is one of the largest (and most uniform) of its kind in the world.

One critic described it as "middle Mussolini, early Ramses, and late Neiman-Marcus." Another called it an architectural "natural disaster."

A gorgeous mural outside a beloved D.C. restaurant pays homage to famous Black Americans.

A muscular Art Deco monument represents the struggle between regulators and unbridled markets.

Look closely and you’ll notice that the color changes a third of the way up the tower.

This unacceptably tall building was the real reason for Washington, D.C.'s skyscraper ban.

Members of Congress have traveled between the buildings on Capitol Hill for a century hidden from tourists, press, and storm clouds.

The "lovely red Vega" of the legendary record-settling pilot.

Perhaps the most scandalous statue of America's first president.

Decades before the scandal, this staircase on the river was a literal "water gate."