The UK's largest construction project is turning out to be an archaeological gold mine. The 118-kilometer (73-mile), $23 billion Crossrail subway line project has workers tunneling beneath some of the oldest sections of London, and it's providing a rare opportunity for archaeologists to uncover fascinating pieces of history. Historical treasures unearthed so far include a chunk of Roman road, dozens of 2,000-year-old horseshoes, some golden 16th-century bling, and human remains from a centuries old burial ground, reports Jill Lawless, Associated Press. Read More