The future of roadside attractions is this sci-fi soda mecca that is home to a 66-foot tall neon pop bottle.

An immersive art experience built by local arts collaborative, Factory Obscura, in the building formerly known as The Womb, a psychedelic arts center founded by the frontman of the Flaming Lips.

Giant six-pack could provide one person a six-pack a day for 3,351 years.

At this airport "microcinema," you can catch a film before you catch a flight.

A world of craftwork elegantly curated in a historic brick warehouse.

No two pieces are exactly the same at Portland's hippo-themed hardware store.

On East Burnside, a 24-hour vending machine distributes world-class pastries.

A 20-foot-tall egg painted in a traditional Czech patterns by the Czech community in Wilson, Kansas.

The largest self-built castle in the U.S., six decades in the making.

Symbolic attempt to overcome the issues of life.

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

One of the few surviving "Wigwam"-themed motels.

The world's longest known cave system.

What may be America's largest classic video game arcade lurks inconspicuously in a Chicago suburb.

An experimental, automotive replica of Stonehenge.

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

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

20,000 pieces in a Frank Gehry-designed building.

A wonderland of caves in eastern Iowa.

For just a few bucks, this Iowa funicular will let you feel like an 1800s fat cat.

The granddaddy of all tourist traps, built on ice water, jackalopes, and a giant dinosaur.

A small Wyoming town is home to the state's oldest-operating soda fountain.

A community gathering place that once housed half-ton tanks and the World's Fair.

Deep into the lower floors of Pike Place, find a date with fowl fate.