A quarter-scale locomotive wonderland built by one man and his family.

Almost half-way between the Equator and North Pole.

Dakota legend claims this locally iconic pinnacle was once part of a sacred burial site that was cleaved in two.

This cairn in the shape of a woman has looked over a tiny Minnesota town for well over a century.

One of the first intercontinental ballistic missile sites in the United States.

An architect's childhood fantasy treehouse made real.

A museum dedicated to the history and art of staying clean.

When in Idaho, sleep in a giant potato.

This former rail stop in Utah was abandoned, repopulated by some nostalgic friends, and now is home to a single DIY aviator who lives in a hangar.

New Plymouth, Idaho is the only U-shaped town in the United States.

These millipedes glow not out of attraction, but as a not-too-subtle warning.

Quite simply the largest tree in the world (by volume).

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

A clear blue swimming hole with hidden caves, still unexplored.

Come for the fried chicken, stay for the history at Oklahoma's oldest bar.

High-end dining has a home in this former gas station.

"Dallas’s pretty much only carnivorous plant gallery."

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

This family cemetery is a reminder of a smallpox outbreak in late-19th-century Texas.

Giant telescope mirrors built in a spinning furnace under a college football stadium.

A spring-fed pool so deep it's used for scuba diving as well as swimming.

This mountain tram provides stunning views while hanging from a single, steel thread.

The state bird of New Mexico, constructed entirely out of garbage.

This scrap yard doubles as a naive art gallery full of found art and farm animals.