The sail of the first nuclear sub to circumnavigate the world.

In Washington's Yakima Valley lies a town "where dinosaurs roam."

Perhaps the world's only gas station inspired by a political scandal.

Over 75 historically themed murals grace the walls of a small Washington city.

A scrap-metal sculpture recalls an infamous 19th-century camel.

Two geoglyphs that are truly unique to North America.

These giant metal horses graze on a hilltop near the Montana highway.

Site of a tragedy on the Oregon Trail.

A local museum remembers one of the worst acts of anti-Chinese violence in American history.

Massive still life just off the highway in Kansas.

The alley connecting two of country music’s most historic venues has a rich history of its own.

You'll need cowboy boots to trek to this old-fashioned saloon nestled in a giant natural cave.

Underneath this water pump, Annie Sullivan helped Keller speak her first words.

The oldest operational cathedral in the U.S. has one shell of a way of projecting speakers' voices.

This cathedral dedicated to Louis IX, sainted King of France, holds many secrets.

For 150 years one family has been producing the iconic hot sauce on a bayou island made of salt.

A replica of a Dutch windmill in honor of those who settled in the region from the Netherlands.

This memorial and the seawall that it stands near are powerful symbols of the island’s resilience.

This private mansion turned Catholic bishop’s home is an iconic Galveston building.

The statue, located at a mansion-turned-emancipation museum, honors Galveston’s history as the birthplace of Juneteenth.

The deadly but beautiful ornamental oleander was planted all over the island of Galveston after the hurricane of 1900.

Twenty churches beautifully painted by 19th-century Czech and German immigrants in Texas.

Texas's oldest bakery serves authentic German pastries, including legendary strudel.

This 47-foot chile pepper sculpture welcomes Scoville heat unit obsessed tourists to the Big Chile Inn.