The oldest continuously-operating Chinese restaurant in the United States has been in business since 1911.

It was once used as a classroom to teach mining skills to local high school students.

This oddity shop contains everything from antique tools to a human skeleton.

This trail leads to a mine that was used as a sanctuary during the Great Fire of 1910.

A giant milk bottle from the 1930s beckons drivers to this diner.

This rustic old building is said to be the most photographed barn in America.

An unusual geological feature towers over the remains of a dark episode in United States history.

One man's ambition created this psychedelic log home.

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

An architect's childhood fantasy treehouse made real.

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.

A beautiful geyser under environmental threat.

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

No Gordon Lightfoot song, only a barebones monument to greed.

Elaborate series of tunnels where traces of mass suicide are still visible.

One of the world's largest tanks mimics the experience of watching rare whale sharks, giant rays, and deep sea creatures from the ocean floor.

Ruins and statues dot the landscape of this tiny island rich with royal history.

The trunks of 3,000 year-old trees lurk beneath the surface of this crystal clear lake in Oregon.

This Metabolist, retro-futuristic residential complex resembles a cyberpunk space colony established on Earth.

Remnants of the most densely packed city in world history, that thrived on anarchy for 30 years.

“It's the quality” (but probably also the drive-through donut tunnel) that has attracted diners since 1968.

Over a million items cram the shelves at Africa's largest shop of used and rare books.

Within the former ghost town of Cisco is a carefully restored tiny town with one resident and its own art residency.