Indeed, the archive has cavernous branches, in the literal sense you desire. https://www.archives.gov/publications/prologue/2016/spring/historian-frcs.html htt

Indeed, the archive has cavernous branches, in the literal sense you desire. https://www.archives.gov/publications/prologue/2016/spring/historian-frcs.html https://www.archives.gov/publications/prologue/2016/spring/h...