Many campuses are distinguished by historic buildings, their iconographic images inseparable from the college or university itself. "Dealing" with historic buildings (maintaining them, upgrading their systems, adapting them to meet changing needs) requires substantial investment of resources, particularly in the context of today's "greening" agenda. Old buildings seem hopelessly out of step. Or are they? Many historic buildings pre-date technologies that are proven to be unsustainable. This session explores lessons that historic buildings teach about sustainable design.