This majestic tree has survived 400 years of storms, droughts, and floods, and is a beloved natural landmark in Missouri.

This mausoleum is the final resting place of one of St. Louis's richest and most tragic families.

A 19th-century horse lover's bequest led to the construction of this unique fountain in Chicago.

The carved remains of a 200-year-old oak tree memorialize the namesake of the iconic "Wizard of Oz" character.

Theater has had many different incarnations but has survived the ravages of time.

Today this bizarre rooftop phone booth seems like a piece of kitsch but it was once used to spot disastrous storms.

A military museum and library dedicated to the citizen soldier.

This botanical garden outside Chicago boasts an array of more than 300 varieties of lilacs.

Even with only two residents and one building, this tiny Illinois town is famous for its burgers.

Eclectic collection of rare and beautiful stones in a historic home.

The 40-year-old machine serves soda quicker than you can catch it for a mere 75 cents a pop.

These mansions date back to Chicago's days as a brewer's paradise.

Where old school Polish Chicago and young hipster Chicago live side by side.

A notorious Route 66 eatery once frequented by Al Capone.

These pretty kitties killed and ate as many as 135 railway workers.

Former hotel turned into haunted playground.

An outdoor urban gallery of large-scale artworks by the world's most influential street artists.

A replica viking ship from the Chicago World's Fair is still in dry dock in an Illinois park.

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

Home to some of Indiana's last bison herds.

Train cars and railroad artifacts abound at this restaurant devoted to railway history.

A unique outdoor timepiece at a "clothing-optional" resort.

Low-frequency noise compared to an idling train can only be heard by some of this industrial town's residents.

A collection of relics from the Spiritualist Camp Chesterfield.