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

This large Sitka spruce that appears to be floating in mid-air, has defied logic for years.

This tree has witnessed nearly 1,000 years of history.

A glimpse into the "Logging Capital of the World" at a time when there was far more forest and far less machinery.

A surreal landscape where fanged rocks rise from the ground and the ocean feels like a great mystery.

Shoreline strewn with the remains of ghostly fallen trees.

At the most northwestern point of the contiguous United States lies a trail leading through an ancient forest to stunning cliff-side vistas and massive oceanside caves.

A rare tour of a commercial jet assembly plant, held inside one of the largest buildings in the world.

Stroll through a wonderland of stupendous moss-covered trees.

The deepest lake in the United States, and once the site of epic destruction that lives on in legends.

The fifth tallest statue in the United States is a shirtless monument to the oil worker.

The only road through the heart of Glacier National Park.

Legend has it the commander of the defenders drew a fateful line in the dirt with his sword just before the final battle.

The cardinal directions, set in stone.

This iconic 1958 tower welcomes air travelers to Tucson with neon-lit letters and architectural style.

A massive hydrovolcanic explosion left a half-mile wide crater in Death Valley.

This crumbling Death Valley mining complex was known for its use of giant, 20-mule team wagons.

This taxidermy horse was a Civil War hero.

The most decorated dog of World War I is preserved in the Smithsonian.

Washington's iconic carousel has a nice piece of Civil Rights history.

Conflicting markers on its floor tell a tale of two city centers in San Antonio.

An ivy-covered arch bridge dedicated to Tejano music singer and legend Rosita Fernandez.

The awe-inspiring ship from the golden era of cruising has an incomparable history and a reputation as one of the world’s most haunted places.

One of the greatest heroes of the Titanic tragedy came from humble beginnings to this beautiful home.