Riviera is a Windows Azure based multi tenant solution built to showcase the various advanced features of the Windows Azure Platform. It is built to highlight how concepts like Multi Tenancy, extensible business processes, Federated Authentication, Claims based Access , customizable User experiences and elastic scalability can be architected for Cloud based application. It leverages technologies like Windows Azure, SQL Azure, Geneva, Silverlight 3, WCF, Azure Storage, Azure Blobs and Queues, .NET Services -Service Bus and more.