After covering almost 1.5 billion acres, the survey's still not finished.

This restaurant proudly displays bread signed by the 39th president.

An unusual, super-sized grocery adventure awaits in an Ohio suburb.

Home to the deepest rift anywhere on Earth.

Massive still life just off the highway in Kansas.

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

The first declared National Monument in the United States.

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

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

Drive up a paved road into "Nevada's Yosemite" for exquisite views and mountain hiking in an alpine setting.

This incredible collection of vintage pinball machines can be played at 25 cents a pop.

A dangerous narrow-gauge railroad once traced a route through this striking canyon.

An impressive collection of over 50,000 minerals including moon rock from the Apollo 17 mission.

While comics are the main attraction at this megastore, the second floor plays host to an exhibit fit for a museum.

The world's largest carnivore sanctuary is home to over 450 meat-eating rescues.

When ecosystems collide in the arid Southwest.

Strange red rock formations that have been attributed to a higher power for hundreds of years.

At this Denver landmark, the meals are compulsory, the sopapillas are complimentary, and the insanity is everywhere.

The ancient dwellings of the Puebloans, located in the cliffs of majestic mesas.

Paranormal experiences in this hotel's room 217 led Stephen King to write "The Shining."

Largest magic museum in the United States with more than half a million pieces of memorabilia.

An old soap company building now houses one of Minneapolis’s oldest independent non-profit art galleries.

This landmark honoring a local beer brand is an iconic part of the Minneapolis skyline.

This small, but beautiful waterfall has attracted visits from artists, composers, and two United States presidents.