< img src = http://news.bbc.co.uk/1/shared/spl/hi/pop_ups/06/uk_enl_1155824432/html/1.stm> An ancient Peruvian headdress which was looted from an archaeological site almost 20 years ago has been found by police in London. It is considered a national treasure and disappeared in 1988 after a tomb in northern Peru was raided and its contents sold on the black market. It was handed to a firm of solicitors in central London by one of its clients who did not know it was stolen. The headdress, depicting a sea god, dates back to 700AD. It is an example of ancient Peruvian Mochica civilisation art and is regarded by...