This rare vessel mixed luxury with labor before being converted to a museum and sometimes haunted maze.

Minnesota's oldest and deepest mine is now an underground physics laboratory.

Giant novelty guitars now mark the spot where Robert Johnson is said to have sold his soul to the devil.

The bad-ass ride of a soul legend, housed in one of the world's few soul museums.

Continuing the tradition of the dime museum in style.

A sprawling collection of over 106,000 toys from around the world.

This museum started as a collection of Manhattan Projects and continues to add exhibits as they are declassified.

Wedding chapel's mysterious spiral staircase said to be miraculously constructed.

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

A Muppet museum in small-town Mississippi honors the roots of Jim Henson's most beloved creation.

All you ever needed or wanted to know about America's favorite whiskey, but not a drop to drink.

This simple, broken column marks the final resting place of one of America's most famous explorers.

An engraved boulder marks the spot where Patsy Cline's life ended in a plane crash.

Every day a troupe of pampered water fowl walk the red carpet to their favorite fountain.

Enormous lake at the bottom of a unique cave system.

One Austrian's singular yard is now preserved as a folk art garden of concrete wonders.

This cave holds a surprisingly colorful variety of geological oddities.

17,400 lbs., 12 feet in diameter, and 29 years in the making.

A toweringly silly piece of modern art has been delighting locals since the 1980s.

A museum dedicated to the exploring past, present, and future innovations.

World's largest Christmas store.

A former insane asylum despised by Nelly Bly and Charles Dickens is now fashionable apartments.

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

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