Taxidermy, Cigar Store Indians, A Model of a New York Tenement and Delicious Draft Root Beer.

A six-story-tall golden pyramid, surrounded by a moat.

This modest post office sits on the site of H.H. Holmes' famous murder castle.

A hot dog stand where the heads are just as hot as the dogs.

Built to house a chapter of the Knights Templar, this grandiose building is a relic of Freemasonry in Chicago a century ago.

The final resting place of the world's first nuclear reactor.

When you visit his grave, be sure to rub the Great Emancipator's nose for good luck.

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

This sprawling mini-golf empire is an impressive testament to a disappearing attraction.

Combination beer garden and music venue in the heart of Wicker Park.

Once one of the world's great cities, Cahokia was a place of religious worship, trade and mass human sacrifice before being mysteriously abandoned.

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

The face of a woman pushes its way through the earth.

Chicago's North Park Village was once the largest municipal sanatorium in the country.

What may be America's largest classic video game arcade lurks inconspicuously in a Chicago suburb.

This elaborate Hindu temple is located in a Chicago suburb, but looks like it was transported directly from India.

River pirates, murderous bandits, and serial killers used this Illinois cave as their debauched hideout.

Former hotel turned into haunted playground.

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

All of Chicago's wood-paved streets are long gone but two alleys remain.

Chicago's largest cemetery is full of beautiful Victorian monuments and more than a few ghost stories.

A once-booming Mississippi River town with a history of racial violence is now eerie and mostly abandoned.

What's left of the ruins of the 1893 Columbian Exhibition, or World's Fair, also known as the White City.

Shop of curiosities with a dinosaur museum tucked in its basement.