This restored house is like a time capsule of the president's unconventional inauguration.

This impressive working clock made of 16,000 plants changes its flowers twice a year.

Soaring over the Niagara Whirlpool since 1916.

A tunnel that brings more than a century of history to life from the deepest parts of the Niagara Gorge.

One of many reminders of Tesla's scientific contributions overlooks the falls which inspired him.

A symbol of Texas pride.

Standing 191 feet tall and measuring more than 55 feet in circumference, this is the world's tallest spruce tree.

The longest spit in the United States ends at a lighthouse in the Strait of Juan de Fuca.

The world's largest collection of historic U.S. military naval vessels.

Located in a Civil War era building, this café is engrained with the spirit of Edgar Allen Poe.

A place for ship-lovers to watch the passage of freighters traversing the Great Lakes while learning about their history.

Four hundred granite steps were built into this massive rock by the National Park Service.

Paranormal activity on the great lakes.

A railroad lift bridge that was only lifted once and became obsolete before construction was finished.

The ruins of Theodore Roosevelt's beloved ranch stand in a forgotten corner of a national park named after him.

One man's quest to save his town with a trail of record-breaking sculptures.

Otherworldly rock formations and ancient fossils abound in this unique stretch of Nebraska badlands.

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

This high point in the Great Smoky Mountains is said to be home to the chief of all bears.

The farm where one of America's greatest leaders was raised is now a well-appointed landmark.

Once a slice of Cold War-era military history, this museum is finding its future in the stars.

This early 20th-century rural drinking fountain provides water for both horses and humans.

The world's largest talking cow would like to tell you about the benefits of 100% Wisconsin dairy products, if only she still could.

Built in 1933, this unique ballroom is nicknamed the "floating dance floor."