Andy Gott

The oldest exposed rock in the entire United States isn't in the Rockies or the Southwest — it's sitting quietly along the Minnesota River Valley, and it's 3.5 billion years old.

Turns out, naming a state is a lot more complicated than it sounds. One proposal nearly started a tribal conflict before the territory even existed.

Turns out, South Dakota almost had a name that sounded nothing like its neighbor to the north — and the debate behind it says a lot about who had a voice in 1889.

Out of more than a thousand nuclear missile silos built across the American West, South Dakota kept just two. What's still standing off Interstate 90 is worth knowing about.

Twelve miles from St. Paul sits a town of about 5,000 people that once threatened to sue Google — and actually won.

A piece of sandstone, a chiseled message, and a gold discovery that — if true — rewrites Black Hills history by about 40 years.

Wyatt Earp, Charlie Chaplin, and Winston Churchill all belonged to the same fraternal organization — and it still has active lodges right here in the region.

Twenty years, 268 libraries, and not a single book ever sold. The story of Stephen Blumberg is one of the strangest things to come out of a small Iowa town.

What does a 10-foot (and entirely fake) giant humanoid have to do with the Hawkeye State? The answer's in the rocks.

South Dakota could end up buried under volcanic ash — not from a local volcano, but from one that's roughly a thousand miles away.