A Pythagorean funhouse that tries, successfully, to prove that math is the coolest thing ever.

This deserted Gold Rush town is home to a Masonic lodge that, strangely enough, still holds meetings.

An immersive environment that is part haunted house, part choose-your-own-adventure, and part jungle gym.

Those with a sharp eye can find the hidden image of a German Shepherd on the memorial's Mural Wall.

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

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

When flour explodes, it's not a pretty sight.

This 1960s kinetic artwork has been restored and is once again whirling away in downtown Minneapolis.

This kaleidoscopic mural shows Bob Dylan throughout his transition from young troubadour to Nobel laureate.

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

A museum and shop on Bourbon Street located in the French Quarter.

The only rotating bar in New Orleans has been slowly spinning since 1949.

If drivers cross the rumble strip on this stretch of Route 66 at just the right speed it plays "America the Beautiful."

Nature and art meet in this curvy creation

This grand old 80-foot sequoia towers above the buildings in the city’s retail center.

A museum dedicated to the history and exploration of both popular music and science fiction.

A giant Troll lurks under one of Seattle's oldest bridges.

A monument to the egos of two railroad magnates that fell into decline along with their careers.

Miraculous tree that seems to sprout out of solid rock.

One of the smallest towns in the United States.

The high point on the 16th president's eponymous roadway is marked by a massive version of his head.

A century-old cabin off of Highway 30 touts an unusual construction material: dinosaur bones.

Devilish landscape, once cinema home to giant alien bugs, now derelict roadside attraction.

Formerly the world's largest, this Willy Wonka-esque contraption runs 24/7.