The patterns for a foundational implementation of Azure Foundation.
There are a number of ways to implement Azure, and we have built a pattern around one way that mirrors a traditional datacenter footprint.
While Classic is almost antiquated, there are still regional clouds that haven't fully transitioned to ARM.
The documentation of an Azure tenant is preserved in an Excel Spreadsheet.
References:
Azure Strategy and Implementation Guide: https://azure.microsoft.com/mediahandler/files/resourcefiles/d817c644-5dac-442f-8839-7d704e828809/Azure_Strategic_Implementation_Guide_for_IT_Organizations.pdf
Azure Reference Architecture: https://docs.microsoft.com/en-us/azure/architecture/reference-architectures/