This too-low North Carolina railroad trestle is still a notorious big rig executioner.

The scene of the largest surrender of Confederate troops at the end of the American Civil War.

Conjoined twins Daisy and Violet Hilton were stars of the vaudeville circuit.

This roadside attraction has been serving out its fair share of hearty folklore and chaos since 1858.

This nine-story building can be played like an instrument.

This North Carolina store preserves a historic moment in America's movement for racial equality.

This bright yellow relic is the final survivor of a short burst of seashell-shaped petrol pumps.

The last remnants of Fort Pitt also hold the distinction of being the oldest structure west of the Allegheny Mountains.

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

There aren't too many operational funiculars around, but Pittsburgh has two!

The United States’s oldest funicular railway glides up and down a steep Pittsburgh street.

A hidden gem, named after a San Franciscan icon, offers spectacular views of the Pacific Ocean.

The longest continuously operating Elk's Lodge in the country.

The neighborhood church casts a breast-shaped shadow that locals have come to call the “two o’clock titty.”

Only hotel where you can legally launder money.

Once the largest windmill outside of Holland, with enormous 114 foot sails.

This grinning pup statue is all that's left of what was once a ubiquitous Bay Area diner chain.

Inside this museum, the history of the Walt Disney Family empire is on full display.

One of the oldest producers of hand-folded fortune cookies still uses its original secret recipe.

San Francisco's oldest surviving monument and meeting place for 1906 survivors.

This concrete tangle of square pipes has stood as a proud thorn in the city's side since the '70s.

San Francisco's urban bison herd has persisted in the face of extinction, development, and disease.

The last remaining relic of San Francisco's glittering 1915 Panama Pacific Exposition.

San Francisco's newly reopened hands-on science museum.