The only road through the heart of Glacier National Park.

Around half a million years ago, these magnificent columnar basalt cliffs were formed from cooling lava.

This Wyoming town is fascinated by a particular mythical creature.

This Yellowstone geyser may not shoot as high as the nearby Old Faithful, but it erupts for considerably longer.

The only natural lake in the world that drains into both the Atlantic and Pacific Oceans.

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

An architect's childhood fantasy treehouse made real.

One of nature's most well-scheduled phenomenons resides in Wyoming's Yellowstone National Park.

The largest hot spring in the United States is, as the name suggests, a stunning show of natural color.

A beautiful geyser under environmental threat.

The first declared National Monument in the United States.

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

This little gem of a museum is a hidden jewel filled with prehistoric treasures.

This once rural mansion now sits in the heart of the city.

This was the first homestead registered after President Abraham Lincoln signed the Homestead Act into law.

Four ionic columns from the Treasury Department building ended up in a park in Nebraska.

An ornate Art Deco tile mosaic representing Nebraskan life, both modern and prehistoric.

This replica small town lets visitors take a stroll through the story of progress in the U.S. via thousands of Americana artifacts.

The largest collection of historical roller skates in the world.

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

This erect, phallic geological spire wasn't always named so domestically.

The iconic remains of the original Academic Hall that burned down in 1892.

One of the world's earliest skyscrapers.

This museum located in the "Corn Cob Pipe Capital of the World," chronicles the history of cob pipe.