This is not so tough as you like. It is very simple. An easy HTML Code can work it out for you.
I am unable to give you the HTML Code in the forum because when I tyoe in this it works and the code gets vanished. So i have attached a word doc attachment and get that in this link. HTML File
I think you got clarified.
Interlinking can be done using hyperlink html code. Use hyperlink in your new articles. Search in google for Hyperlink tag your doubt will be clarified. This is simple and ask if you have doubts regarding this.
Do you know how many hill station are there in Tamilnadu