This submersible road connecting a French island to the mainland is lined with safety towers for when the tide strands travelers.

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

A hollow cement depiction of time's inexorable effect on the human body.

These chunky stone towers out in Lake Michigan are the key to Chicago’s drinking water.

The only Bahá'í house of worship in North America and one of only a handful worldwide.

A military museum and library dedicated to the citizen soldier.

The iconic Chicago sculpture hides a beautiful and easily overlooked plaque on the backside.

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

Partially submerged Buddha heads freckle Chicago’s neighborhoods.

A one-armed veteran of the Battle of Waterloo lies in a cemetery for one in the middle of a Chicago scrapyard.

The final resting place of up to 6,000 Confederate soldiers, the largest mass grave in the Western Hemisphere.

Cemetery featuring rare glass-fronted columbarium.

No one knows how many bodies are in this vault in a Chicago public park.

Home to a protest movement, a bombing, and a dramatic change in labor history.

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

A strange and haunting monument of unknown origin in the historic Graceland Cemetery.

An enormous park-like oasis, full of famous Chicagoans' graves.

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

Half-sized replica of the Leaning Tower of Pisa built to honor Galileo.

Medical museum focused on antique anesthesiology equipment.

Despite its name, this fast food museum is actually a replica of the ninth McDonald's store.

A small abandoned and abused cemetery that has become a magnet for ghost hunters.

This historic Illinois "Muffler Man" has been converted from axe-touting lumberjack to rocket-wielding space ace.

What was once the second largest steel mill in the US is now a sprawling complex of modern ruins.