The famous author's birthplace is preserved in a town that he once described as narrow-minded.

A hidden grotto on the grounds of the Kane County Government Center.

World's second largest particle accelerator, where nature reveals its secrets.

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

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

This overgrown Illinois water park offers a whole new type of adventure.

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

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

The subtle science of a master molecular gastronomist.

A haunting statue called "Eternal Silence" has quite the reputation among visitors with active imaginations.

This massive stained-glass masterpiece is thought to be the largest Tiffany dome in existence.