Day trips from London – Avebury Stone circle

There's a part of England's green and pleasant land that's rich in ancient stone works, and at one place, you can find a pub inside a giant stone circle.

A thatched roof for a megalithic stone

Had I just seen a rather posh looking bus shelter with a pile of rubbish in the middle, or something actually interesting? We were near Avebury, in the land of random lumps of stone, so it was plausible, but then again, to considerable embarrassment, it could be nothing.