This private residence was the template for one of the most beloved television homes of all time.

Orthodox church partially financed by Tsar Nicolas II.

These pretty kitties killed and ate as many as 135 railway workers.

The palatial McDonald's that inspired Wesley Willis.

A little-known subterranean street runs under some of the best-known buildings in Chicago's River North.

Four glass boxes hover over 1,000 feet in the air to give visitors an unparalleled view of Chicago.

A gothic church spire sits atop this skyscraper, the tallest church in the world.

This symbolic piece of New Orleans architecture is also home to a few ghastly stories.

A giant Troll lurks under one of Seattle's oldest bridges.

A beautiful final resting place for some of the noteworthy deceased.

A walk through the historic city center, under the streets of Seattle.

The second-largest ceremonial mound in the United States is an artificial hill that is loosely shaped like a pentagon.

An eerie and beautiful group of columns mark the site of a grand mansion lost to time and fire.

This racially troublesome eatery thought a new coat of paint could erase its offensive connotations.

Every year, a Louisiana town remembers a brief Civil War truce inspired by Masonic brotherhood.

A 19th-century Gothic, castle-like statehouse by the Mississippi River.

This historic "City of the Dead" lies prominently in the center of New Orleans' famous Garden District.

A haunting, yet lovingly hand-hewn potters' field full of graves that flood with each heavy rain.

Religion and personal struggle gave birth to this collection of concrete angels.

New Orleans' famous cemetery, located on the site of a former race track.