Elevated freight railway turned wildly successful urban park.

A roaring, awe-inspiring double cascade of icy water flows through woodland Oregon like something out of a Tolkien novel.

These remote Florida islands have a history of sea turtles and sunken treasures, and one of the world's largest coastal brick fortresses.

The oldest functional consecrated church on Mustang Island.

The biggest drug trafficking passage between Mexico and the U.S.

Once called the Jersey Lilly, this former saloon was the domain of infamous Judge Roy Bean.

A free, canine-friendly alternative watering hole near the more famous Barton Springs.

A high-octane shrine to the greatest Texans who ever lived.

The only nuclear weapon assembly and disassembly plant in the U.S.

A tiny waterway named after a ghost story.

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

Some islands... they come, they go, especially on Lake Travis.

A little stop along the Texas highway where Rock Hudson, Elizabeth Taylor, and James Dean stayed while shooting the 1955 film "Giant."

This soda factory is one of the last in America to use real cane sugar despite the protestations of Dr Pepper.

The highest point in Texas is capped by a big silver pyramid.

Steep canyon walls hide a forested oasis in the West Texas desert.

A 131-year-old wunderkammer of Texas history.

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

An enormous pink granite batholith, long attributed with spiritual powers by the Tonkawa Indians.

An abandoned quicksilver mining town surrounded by the Big Bend parks.

Mysterious glowing orbs float through the desert night.

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

An emerald-green grotto just a short trip from Austin.

A popular swimming hole that hides one of America's most deadly diving spots.