Microsoft delivers cloud services on an infrastructure that includes a global portfolio of datacenters, servers, content distribution networks, edge computing nodes, and fiber optic networks. Microsoft experts work 24x7x365 to design, build, manage, and support Microsoft’s cloud infrastructure, which operates 200 services for more than one billion customers and 20 million businesses in more than 90 countries worldwide.
If you never had the chance to visit a Microsoft Azure datacenter you have the chance to do this virtually. On the Microsoft Cloud Platform website you can checkout the Cloud Services Datacenter Tour. This gives an view of how Microsoft operates his datacenters and how they secure your hosted data.