Rifle through images of skyscrapers, Worlds Fairs, and more in the largest public postcard repository in America.

The oldest experimental corn field in America is still creating better ways to grow crops.

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

The lowest point in the state of Illinois, at the confluence of the Mississippi and Ohio rivers.

One-of-a-kind preserved ruins of an abandoned 1880s church in Chicago's Pilsen neighborhood.

A towering Art Deco movie palace made to look like a Mayan temple.

These abandoned grain silos and tunnels are an urban exploration dream.

Now nearly abandoned, Kaskaskia was once the capital of Illinois and one of the most important towns on the upper Mississippi.

This simple gravestone remembers a pig who single-hoofedly raised $19,000,000 for the Navy.

With 8,000 pipes this giant instrument is the most versatile theatre pipe organ ever built.

This monolithic statue was erected in honor of Chief Black Hawk (even if it wasn't made to look like him).

An Art Deco gem that held together the artistic heart of an agricultural community for 92 years.

This historic store hides a museum exhibiting a shoe-sizing x-ray machine and a pair of kicks that once belonged to the world's tallest man.

Julia Buccola Petta's body was peculiarly well-preserved when it was exhumed six years after her death.

Known as the "Cross At The Crossroads," this massive metal cross is just short enough to avoid the FAA.

People escaping slavery passed through the oldest house in Lombard, Illinois on their northbound journey to freedom.

Built in 1869, this now-retired structure looks more like a medieval fortress than a county lock-up.

A tribute to one granddaughter's old apartment which now represents the whims of each visitor.

A 30-foot man on a penny-farthing bicycle rides along the banks of the Mississippi.

The original Garfield station is the oldest station facility on the "L", with the station house dating from 1892.

Fresh wooden posts have been added to ancient holes to recreate a primitive henge clock.

A strange rock in Chicago marks the spot where a tree once stood in honor of the 18th President.

This family driveway also serves as the highest point in Illinois.

This folk art wall claims to be the world's one and only memorial to the bygone age of hippies.