149K views · 32K reactions | This might be the most important structure in the human skull—and most people have never heard of it. 易 In this rare medical preparation, we reveal the dura mater, the brain’s tough protective covering, still intact and visible. Learn how this vital membrane shields the brain and creates internal support through dural folds like the falx cerebri and tentorium cerebelli. A fascinating glimpse into the body’s hidden architecture. | The Bone Museum | Facebook