The enormous 250-room Vanderbilt mansion conceals hidden doors and secret passageways.

Classy up your Big Mac with bow-tied servers and chandeliers at the world's fanciest McDonald's.

William Faulkner kept his beloved estate wild and untamed.

This post-war motel embodies a little-known, Miami-born architectural style.

At 135 years old and counting, this historic print shop is heaven for poster nerds and music buffs.

San Diego's most historic and haunted home.

A local scoured more than 1,000 acres for stone to create his masterpiece.

Amazing taxidermy dioramas from the 1960s in a cement building meant to look like an ice cave.

Prehistoric animals decorate this popular outdoor park.

An abandoned theme park with a strange and tumultuous past.

A former 19th-century tavern, famous for its peach brandy and honey concoction.

The world's longest known cave system.

For decades, a bottle factory dumped their waste into these waters—now it's considered the best sea glass beach in England.

This former mining hub holds a surprising abundance of undisturbed relics from the Old West.

A haunted hot springs hotel that went from healing retreat to asylum before it was restored.

Explore the wide world of desert plants at this unique Palm Springs botanical garden.

British troops and Prohibition couldn’t stop this spot from becoming one of the United States' oldest continuously-run taverns.

One of the last socialist halls still standing in the United States.

The oldest continuously-operating Chinese restaurant in the United States has been in business since 1911.

This eccentrically decorated palace is replete with grottoes, fountains, tunnels, and caves.

A treasure trove of rare and exquisitely detailed antiques

A 200-year-old building in the French Quarter that was to be Napoleon's home in the New World.

Despite the ever pressing encroachment of urban sprawl this grand New Orleans manse still stands.

A collection of oddities including Dr. Kevorkian's suicide device, the Thanatron.