It's called the Music City Loop, and the project marks Musk's latest effort to bolster his budding business empire in Tennessee. His artificial intelligence startup xAI, the parent of social media platform X, is building data centers and a power plant in Memphis, on the western side of the state.

Officials have announced construction of the Music City Loop, an underground tunnel project by Elon Musk’s Boring Company, will begin in just a few months. Here's everything to know.