This cheerfully-named branch of the Chicago River is the fetid result of years of blood, entrails, and meatpacking waste.

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

Former meatpacking facility turned vertical farm and sustainable business complex.

The colonial home of Paul Revere during the American Revolution.

This zombie-themed restaurant stands out in the heart of corn country.

A unique work of outsider art sourced from scrap metals and signifies conservation.

Millions of dollars worth of sculpture decorate this Iowa city center.

The World's Largest Bull.

Once a slice of Cold War-era military history, this museum is finding its future in the stars.

A brick-paved former section of the historic coast-to-coast highway.

These experimental weapons brought World War II to Nebraska as well as 26 other U.S. states.

A miniature baseball stadium honoring Johnny Rosenblatt Stadium, home of the College World Series from 1950-2010.

A life-size bronze statue of Ettore Boiardi, the man behind the can.

An installation tells of the horrific 1964 tsunami that devastated Crescent City, California.

America's first National Historic Landmark is a 100-foot tall obelisk and gravesite dedicated to the only casualty of the Lewis & Clark Expedition.

An eclectic assortment of medieval architecture in a small Iowa town.

This 'terrible lizard' was one of the world's first animatronic dinosaurs.

This simple stone monument honors a 19th-century tragedy.

Known as "The Hill of the Little Devils."

More than 7,000 gallons of water pour over these cascading red quartzite waterfalls every second.

This soaring sculpture and Sioux Falls landmark represents the leap of faith taken to make one's dreams come true.

One devoted couple has donated multiple recreations of Michelangelo's sculptures to this South Dakota town.

One dedicated priest constructed this beautiful stone grotto by hand from 1926-1933.

A striking sculpture built to honor the women of the Lakota and Dakota Nations.