They say pictures tell you a 1000 words and helps you to understand things clearly. Well certainly then you will find this poster very useful in making it clearer and easier to understand what exactly is Windows Azure and all of the services offered.
Of course being the Data Platform guy, my favourite services are:
and of course now the ability to create full Virtual Machines in the cloud that enable you to run full versions of SQL Server 2012.
Download the PDF from - http://sdrv.ms/PL0NDo