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

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

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

This urban drawbridge gained eternal pop culture fame when the Blues Brothers jumped it while it was raised.

One of the few remaining relics of the meatpacking hub that made Chicago the "hog butcher to the world."

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

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

A 19th-century horse lover's bequest led to the construction of this unique fountain in Chicago.

This awkward aquarium sculpture is one of the strangest statues in Chicago.

This bronze sculpture on a former squash court marks the secret origins of the Atomic Age.

The site of the first couple's first kiss is commemorated by the most adorable presidential monument ever.

An actual 1957 Cadillac De Ville, encased in 15 cubic yards of concrete.

A goddess-topped water fountain in Chicago was created thanks to the dreams of a thirsty newsboy.

This alley in downtown Chicago held the bodies of over 600 people after the fateful Iroquois Theatre fire.

A giant bronze coil of feces is both a tribute to doggie defecation and a reminder to pick it up.

A chance to follow in the footsteps of the word's most legendary animator.

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

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

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

The dream home of an iconoclastic renaissance man still stands as a monument to his domestically mundane vision.

The birthplace of a titan of American cinema.

Wisconsin's most celebrated export gets the royal treatment on I-94.

A small side chapel in Santa Fe's basilica is home to the oldest statute of the Virgin Mary in North America.

After 97 years of constant vigilance from the dome of the Texas State Capitol, the original Goddess of Liberty retired to a life of climate-controlled leisure.