Adding a slew of high-end retailers to the Las Vegas Strip, CityCenter’s Crystals retail and entertainment district opened on Thursday, marking the unveiling of the massive project’s second building. Crystals opened at noon for a charity shopping event and at 5 p.m. to the public. The 500,000-square-foot retail and dining district has direct access from Las Vegas Boulevard and houses some of the most high-end brands in fashion. The retail selection at Crystals includes names such as Louis Vuitton, Tiffany & Co., Christian Dior, Hermes and Prada.