Well if you are talking about fully developed project.. this is not the right place to have it...
But if you want a sample project for architecture understanding then there is a very good sample project available on
CodePlex.com
.
Can download from the below link :
1)
http://petshop.codeplex.com/[
^]
2)
http://petshopvnext.codeplex.com/[
^]
[Please click on "Accept Answer" if this helps you]