The last street in Pittsburgh that's paved with wood.

Giant busts of 42 U.S. presidents are sitting in a field in Virginia.

An ancient impact crater on the outskirts of Pretoria.

On Japan's Tashirojima Island, cats are king.

The preamble to the U.S. Constitution written entirely from vanity license plates hangs in the Smithsonian museum.

Long-abandoned trolley tunnels just a mile away from the White House are turning into an art space.

An art deco ice cream shop covered in vintage train station tiles.

An indoor miniature village and labor of love for Laurence Geiringer, a model railroad enthusiast.

The Pennsylvania landscape depicted by a quarter mile of mosaics made from used road signs.

Happy harbor seals frolic and snooze on this warm, sandy stretch of coast.

Maybe the only missile installed in a public park, this Cold War leftover was one of the first to carry a nuclear warhead.

Stepping away from the glitz of mobsters and casinos to learn about the other history of Vegas.

The world's largest military aircraft cemetery.

America's only nuclear missile silo open to the public.

A one-of-a-kind collection of a unique medium.

Ingenious bakery opens up the first Cupcake ATM at their flagship location in Beverly Hills.

A modern day curiosity cabinet.

Non-profit time travel mart sells goods you would need for a trip through the fourth dimension.

One man's vast collection of artifacts and ephemera from matchbooks and postcards to vintage neon signs and cars.

Housed in the university planetarium, the thousand-strong collection of tiny towelettes includes a used one from the hosts of Car Talk.

The origin of the Nixon tapes is rooted in technological incompetence as much as secrecy.

Priceless space junk on display in front of a local Dairy Queen.

Where beautiful signs live on forever.

A gas station has taken the place of the home of the 19th American President.