Mic found a very nice detailed article about implementing some high availability web servers across two aws availbility zones within their own VPC. The article contains nearly step-by-step instructions on how to implement this infrastructure along with the code used to deploy such a thing. An overall look at the hopeful final product:

Helpful Links

https://docs.aws.amazon.com/AWSCloudFormation/latest/UserGuide/sample-templates-services-us-east-2.html