No one's quite sure where this quirky university tradition originated.

Perhaps the most scandalous statue of America's first president.

Sleepy Minneapolis block beats Guinness Record for most churches on one city block.

It was once the base for a series of domestic terror attacks.

This unacceptably tall building was the real reason for Washington, D.C.'s skyscraper ban.

A peculiar mansion built by the troubled heir to the Winchester Rifle Company fortune.

This (occupied) house is 10 feet wide and full of spite.

Washington's iconic carousel has a nice piece of Civil Rights history.

This nine-story building is the oldest standing skyscraper in D.C.

Fittingly, America's museum of architecture is itself a magnificently designed old building.

She stares out across six lanes of traffic, clutching a musket and infant with determination.

This poor little statue is the most vandalized memorial in Washington.

Look closely and you’ll notice that the color changes a third of the way up the tower.

Legend has it that President Grant’s frequent drinking in the lobby gave rise to the term “lobbyist.”

This working class sculpture pounds his hammer all the livelong day.

This public art piece proves that in Portland even reporting the weather is a thing of whimsy.

You could be standing at the site of one of D.C.'s most fatal tragedies and not even know it.

A bronze statue on a downtown corner honors Minneapolis's favorite career gal.

The most accurate timepiece in the world.

A little-known memorial to servicemen and nurses killed in the line of duty during the First World War.

The world’s largest truck stop includes a barber shop, chiropractor, and a huge museum with antique trucks.

An exotic wildlife habitat right off The Strip.

Five acres of divinely inspired folk art.

This isn't your average roadway—it's actually a National Park and a transportation pioneer.