Salisbury Plain - (Off-the-Wall-Street): The astrologically-aligned prehistoric erection was the sixth century BC Royal Privet Council's equivalent of Fort Knox.
It traded in the emerging markets of post-deluvian Druidic tinfoilhatters and stored their vast bullion stashes as wager collateral.
Eventually a tsunami from a massive caldera eruption off the West Ireland coast destroyed much of its structure and inhabitants.
"Think Bernard Madoff at 9.7 on the Richter Scale," UK Antiquities Ministry sources commented today.
The disaster spawned the myth that Stonehenge is an ancient, sacred burial ground - an idea dismissed by British seismologists who now reckon the event was more like a prehistoric 9/11 Twin Towers disaster.
A 50 trillion cu ft natural sweet light crude depository is believed to lie deep under Salisbury Plain.
