Ghost of a flea

The rare silver penny was produced in Carlisle, Cumberland, 875 years ago by the Scottish King David I after he took over the town and its mint, and his name and crest can still clearly be seen on the coin.
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It is thought to have been lost by a Scottish soldier 874 years ago in August 1138 at the Battle of the Standard near Northallerton in North Yorkshire, in which King David was defeated by an army led by the Archbishop of York.

An ancient bow has been discovered at the Neolithic site of La Draga, near Lake Bayoles in Catalonia, Spain. The bow has been dated to the period between 5400-5200 BC. It is the first bow to be found intact at the site. Fragments of bows have been found at the site before, but never a complete bow. The researchers say it is the most ancient bow of the Neolithic period ever found in Europe.

Doggerland, a huge area of dry land that stretched from Scotland to Denmark was slowly submerged by water between 18,000 BC and 5,500 BC. Divers from oil companies have found remains of a 'drowned world' with a population of tens of thousands - which might once have been the 'real heartland' of Europe.