This wooded grove of beautiful hand-built stone grottos is a hidden gem within a shuttered Franciscan monastery.

An abandoned generator and motor factory has become a multi-use industrial campus.

Legend has it the commander of the defenders drew a fateful line in the dirt with his sword just before the final battle.

A museum dedicated to exhibiting remarkable outsider art.

The unbelievably opulent home built for an infamous newspaperman.

Frank Lloyd Wright’s most iconic home dangles over a Pennsylvania waterfall.

An Ohio man paved the way for the future of American transportation.

This 1950s-era nostalgic roadside New Mexico attraction consists of a quirky curio store and museum embedded into the face of a cave.

Evidence from a brutal 1880s murder is on display at this former infirmary house.

The oldest hotel in West Virginia is reportedly frequented by ghosts.

Visit a replica of the estate where Aaron Burr allegedly plotted a treasonous scheme against the United States.

A giant concrete egg marks this Indiana town as the "Egg Basket of the Midwest."

This towering sweet treat is big enough to share... with an entire city.

Two Indiana icons are honored at this tiny museum, which features the world's largest collection of James Dean memorabilia.

Indiana's oldest sternwheel paddleboat has been plying the placid waters of Webster Lake for 90 years.

A former limestone quarry has found a new life as a flourishing community garden.

This grave marks the final resting place of pioneer John Chapman, better known as Johnny Appleseed.

Indiana's greatest rare bookstore has a special shelf for Hoosier authors.

A wacky two-story folk-art assemblage of carved and found objects, with lights, motion, and sound now in need of financial support.

This mechanical wonder towers above a river in Michigan's capital city.

Perched atop a brick smokestack, this enormous lug nut symbolizes the local minor league baseball team.