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

Chicago's museum dedicated to the history of bondage and fetishism is more textbook than titillation.

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

This distinctive Crescent City tradition dates back to the days of horse-drawn carriages.

The oldest operational cathedral in the U.S. has one shell of a way of projecting speakers' voices.

A small park on Bourbon Street features life-size bronze statues of New Orleans musicians.

The oldest family-run restaurant in the United States is a living museum of New Orleans dining history.

The state's oldest continuously operating museum houses more than 5,000 Civil War artifacts.

Formerly known as National D-Day Museum, this collection commemorates the battles of Normandy and WWII.

This "second" cemetery represents New Orleans' attempt to keep cholera at bay.

This bar named after the world's first mixed cocktail was home to one of New Orleans' most notorious politicians.

The second oldest continuously operating bar in Louisiana.

The oldest cemetery in New Orleans, resting peacefully for over 200 years now.

A museum and shop on Bourbon Street located in the former home of the second Voodoo Queen of New Orleans.

A 200-year-old bar in the historic French Quarter refuses to give up its place in history, nor its role in securing ours.

The final resting place of New Orleans' most famous voodoo priestess.

A snapshot of the city's fascinating voodoo culture.

The final resting place of one of Hollywood’s most prolific and talented actors is on the grounds of a California Mission.

An iconic location along the Los Angeles River where countless movie scenes are filmed.

This quirky UFO-shaped curiosity is often mistaken for the airport’s control tower.

The space-age building is home to one of the few remaining rotating restaurants in America, and the only one that inspired a 1980s sitcom.

The final resting place of a space program monolith.

World-famous, Pink's still manages to keep its prized cult fetish status.

These delicate buggers are some of the rarest fossils that have bubbled up from the Tar Pits.