Lennar, one of the nation's leading homebuilders, today announced the debut of stunning new gated single-family homes at the master-planned community Tesoro Highlands on an idyllic hilltop setting in Santa Clarita. The Villas at Tesoro Highlands make up four of the five new home collections and are designed for ages 55 and better. Home shoppers are invited to tour model homes at Tesoro Highlands and learn more about the community's lifestyle during a Grand Opening on Saturday, April 6 from 10 a.