My cousins have a lump or two,
But I have none.
I'm coloured like a grassy hill;
Never seen one.

A war is fought within my bounds,
Let's hope that peace will be found.
I may sound like a pub on the roadside,
But on the internet I reside.

The answer to this riddle can be given as a URL or as a picture.

Disclaimer: this time, no maths involved! That's a promise (and this is not a hint).