This document summarizes Esri's work with Amazon Web Services (AWS) to provide geospatial mapping capabilities in the cloud. It discusses Esri's long history and leadership in geospatial software. It then outlines several cloud computing models and provides examples of how Esri and AWS specifically collaborate to deliver mapping applications as software, platform, and infrastructure services. Finally, it encourages visiting ArcGIS.com to explore additional AWS-hosted maps and apps and thanks the audience.