The world's last remaining store of its kind.

This lake in the Cascades lives up to its name, disappearing down a hole every spring.

A roaring, awe-inspiring double cascade of icy water flows through woodland Oregon like something out of a Tolkien novel.

These falls, sometimes called the "Niagara of the West," still put on a good show at the right time of year.

What do a giraffe, an elephant, and reasonably priced steaks have in common? This roadside restaurant filled with exotic taxidermy.

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

In the little-known Pine Forest Range in northwestern Nevada, a natural lake of glacial origin.

This giant slab of driftwood marks the beginning of the Winnemucca to the Sea Highway.

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

An architect's childhood fantasy treehouse made real.

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

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.

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

Site of the 1879 Cheyenne Outbreak and the site where famed Sioux chief Crazy Horse met his fate.

This simple home was the beginning of a long journey for the iconic Western film star.

A hidden barn-sized rendition of Grant Wood's most famous, and most parodied, painting.

A place of great reverence for Trekkies everywhere, a hero's future birthplace.

A collection of huge Pre-Colombian structures in Alabama.

This historic general store still operates much as it did in the late 1800s.

The bank that helped fund the Mexican-American War and the purchase of Alaska met its downfall after helping Augusto Pinochet launder money.

Railroad officials in the early 1900s sought to spare travelers the sight of Roman soldiers’ private parts.