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

Belly up to the bar in Cowtown, don't forget to buy some boots.

Three hundred years of preserved Spanish colonial history in San Antonio.

A serene temple with stunning stained glass hides in downtown Dallas.

A sculpture made of 10 Cadillacs as a monument to the “Golden Age” of the American automobile.

Home to the largest urban bat colony in North America, estimated at 1.5 million bats.

A modernist landscape of water and sci-fi concrete.

Boats and fish both find their way through this massive hydroelectric structure.

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.

An abandoned World War II bunker is part of a chain that runs throughout Washington.

On the edge of this small Washington Park, a piece of the Earth's mantle has come to the surface.

From overly ambitious (and eventually abandoned) atomic dream to bustling office park.

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

This monument remembers the first Japanese Americans forcibly relocated during World War II.

This Puget Sound military post has a long, turbulent history as a gateway to the Pacific.

An abandoned network of military bunkers and tunnels open for anyone willing to descend into the darkness.

The highest point in Washington state is a volcano covered in glaciers.

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

Residents of Fremont in Seattle have considered it the center of the universe since the 1970s.

Shoreline strewn with the remains of ghostly fallen trees.

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

A wall of chewing gum moonlights as collective art.

The longest continuous lava tube in the continental U.S. offers 2.5 miles of dark explorations for the adventurous.