They Had THAT?! — The Absolutely Unhinged Series, Book 4

The Romans had fast food counters with painted menus. The Greeks built a functioning analog computer. The Babylonians were doing calculus. The Inca performed surgery with better survival rates than nineteenth-century American military doctors. None of it is speculation — and none of it is the "ancient aliens" nonsense that gives popular history a bad name.

They Had THAT?! is a fact-packed, twenty-chapter tour through the technologies, inventions, and engineering feats that the ancient world actually pulled off — from Roman concrete that gets stronger in seawater to Chinese natural gas wells drilled two thousand years before the modern petroleum industry existed. Covering Rome, Greece, Egypt, Mesopotamia, China, India, the Pre-Columbian Americas, and beyond, this expanded edition explores everything from weapons and warfare to medicine, metallurgy, mathematics, plumbing, astronomy, agriculture, entertainment, and environmental engineering.

Every claim is real, documented, and verifiable. Where scholars disagree, the text says so. Where evidence is limited, the text says so. Where a popular claim turns out to be a myth, that gets addressed too — because the truth is consistently more interesting than the myth.

This is history for readers who want the good stuff — the stuff that makes you stop, put the book down, and say the four words that are also this book's title.

Zero aliens. All real.

Book 4 of The Absolutely Unhinged Series.