Highmark Properties LLC bought the freestanding retail building at 1770 Glidewell Dr. in Burlington, NC from Darden Restaurants, Inc. for $4.46 million, or about $600 per square foot. Built in 2007, the 7,441-square-foot restaurant is an outparcel in the Alamance Crossing Shopping Center, which totals 1.02 million square feet on 514 acres in the West Burlington / Airport submarket of Alamance County.