Landmark Chicago building narrowly avoided destruction.

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

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

The highway's southernmost spot is a beloved local attraction.

A local landmark with generations of spraypainted messages, and more being added each day.

The largest retailer of seashells in the world.

Pensacola's UFO home has withstood many hurricanes—just as the experimental 1960s design intended.

One of the only Florida forts to remain in the hands of the Union all through the Civil War still stands as a historic stronghold.

Local myth claims this is a Sears catalogue home with its windows installed upside-down.

One day a year it is legal to jump off of this astoundingly tall bridge that spans an Appalachian gorge.

Giant, natural amphitheaters made of delicate geological formations called "hoodoos."

The hike through a narrow river flanked by the 2,000-foot-tall walls of Zion Canyon is one of the best in the world.

Resting place of the Texas A&M canine mascots, who watch the game from the grave with their own miniature scoreboard.

Campus tradition says couples who walk beneath this enormous oak will stay together forever.

Built in 1931, this small passageway is believed to be the first modern skyway.

This old residential building was once the largest flour mill in the world.

A toweringly silly piece of modern art has been delighting locals since the 1980s.

A 400-foot-tall tall map of Chicago makes this once-ignored building stand out.

Not to be confused with the iconic New York City skyscraper, this Chicago building is a vibrant hub for artists.

Once called the "Polish Gold Coast" it is an icon of the neighborhood that bears its same name.

Quirky water tower advertises the long-gone Brooks Tomato Products Co.

The beloved home to all publications indie, erotic, and punky.

These pretty kitties killed and ate as many as 135 railway workers.

A hot dog stand where the heads are just as hot as the dogs.