A medical facility that has been kept frozen in time.

The third-oldest baseball stadium in the United States is in a league of its own.

This stone marker honors the man who released Canada goose goslings in Fort Collins, Colorado.

In a small Japanese garden off a busy Denver street, a memorial to a brave, principled politician.

A mural of the Virgin of Guadalupe painted on the rock wall by canyon's religious namesake.

This old train trestle and collapsed tunnel once allowed the railroad to negotiate the steep slopes of the Colorado Rockies.

This interpretive path lets you get up close and personal with dinosaur bones.

A 300-yard long natural tunnel runs through a ridge deep in the Appalachian Mountains.

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

A black cottonwood gets a second life as a home for books.

A historic covered bridge, only one of two remaining in North Carolina.

This unassuming cheese empire in rural Oregon churns out more than 150,000 pounds of cheese each day.

A botanic garden full of trees twisted into fantastic shapes and positions.

The short-lived railroad town in central Oregon has been abandoned since the 1930s.

A beautiful 62-acre Catholic shrine and botanical garden.

After this former brothel closed, its interior remained almost frozen in time.

One of the last few period-correct, hand-operated canal locks in the country.

Origin of the blue-skinned Fugates of eastern Kentucky.

The start of the group that straightened the teeth of a nation.

The abandoned remnants of a little sanctuary for world peace that fell into disrepair.

Wondrous sandstone hoodoos where Native Americans collected clay for pottery, 9,000 years ago.

A comedy troupe's collection of bizarre humor.

The longest navigable underground river in the United States is home to countless blind and albino animals.

Other-worldly rock formations and ancient fossils abound in this unique stretch of Nebraska badlands.