An oddly poignant roadside attraction celebrating American folklore.

This cave holds a surprisingly colorful variety of geological oddities.

A tribute to one granddaughter's old apartment which now represents the whims of each visitor.

This tiny historic jail along Route 66 is the perfect fit for exactly one criminal and their partner-in-crime.

One of the largest pieces of scientific equipment ever carried on a NASA space shuttle sits in a Chicago alley.

This $3 million model train takes you through Chicago, Seattle, and the thousands of miles in between.

Tour the luxe "glass cage" that inspired and unnerved the architecture world upon its debut.

People escaping slavery passed through the oldest house in Lombard, Illinois on their northbound journey to freedom.

The final resting place of two unknown soldiers.

A rural hall of justice holds the world's only comic book and superhero museum.

Huge abstract sculptures of the Puerto Rican Flag.

This morbid, delightful curiosity shop offers everything from animal bones to human teeth.

Assemble a masterpiece at the first and only North American school exclusively dedicated to mosaic art.

G.V. Black, the Father of Modern Dentistry, keeps an eternal eye on Chicagoan’s teeth from his perch in Lincoln Park.

This historic house museum that celebrates one of the world's most influential social reformers is also one of the most haunted locations in Chicago.

This museum celebrating the almighty dollar lets visitors literally stand in the shadow of a million bucks.

Each of these gorgeous, intricately decorated rooms is painstakingly crafted to the scale of 1 inch: 1 foot.

An unassuming store hides relics of its former life as the jazz club that hosted some of the best black performers of the 1920s and '30s.

One of the few authentic Japanese gardens in the state of Indiana and perhaps the most peaceful place in the city of Mishawaka.

Urban explorers embraced America's now demolished first suburban mall, south of Chicago.

The first artificial white water river course in North America cuts right through an Indiana city.

Funded by John D. Rockefeller, this is one of the earliest, and most beautiful, shopping arcades in America.

Superfans of The Shawshank Redemption can take a driving tour of most of the films real locations.

This NASA test station is home to some of the world’s largest and most powerful space environment simulation facilities.