Workers building a new swimming pool for a Las Vegas couple got a bit of a shock when they dug up a set of bones that are believed to date back to the Ice Age and may have been buried there for 14,000 years.Workers building a new swimming pool for a Las Vegas couple got a bit of a shock when they dug up a set of bones that are believed to date back to the Ice Age and may have been buried there for 14,000 years.