VICE on Instagram: "Is it safe? Is it legal? How deep can she go before it becomes a mine? And most of all—why? Now three years in, Kala’s built an 80-foot passage that drops more than 30 feet below her Northern Virginia home. It’s complete with sump pits, drainage systems, and an official city permit that makes it all legal. In this episode of @vicecultureclub, @dangergarrett sits down with @engineerkala, the creator behind one of the internet’s most insane engineering feats, to asks her everyt