This house renovated by Frank Lloyd Wright was the centerpiece of a lavish 20th-century estate.

Arguably the best example of an authentic Dutch windmill in the United States, rivaling its counterparts in the Netherlands.

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

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

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

In the loving memory of a tragically deceased role-player this Illinois park is decked out with both dungeons and dragons.

One of the most powerful computers in the world can be visited by anyone who wants to experience more computing than they can handle.

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

This tiny historic jail along Route 66 is the perfect fit for exactly one criminal and their partner-in-crime.

The original vault that held the president's remains still stands, empty, not far from where he was finally buried.

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

The world's largest covered wagon is piloted by a giant Lincoln lawyer.

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

While he no longer has an eatery to give him context, this off-brand Paul Bunyan still holds his giant hot dog with pride.

This abandoned 19th century orphanage started as a boarding school for children of Civil War veterans.

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