DelawareThe historic Hotel du Pont reimagined its guest rooms and meeting spaces to include elevated design while preserving the property’s history. Hotel du Pont guest roomThe guest room transformations include the debut of “The Signature Suites.” The suites capture a warm neutral palette inspired by European salons. In total, the property’s event offerings are 25,000 square feet across 19 spaces with a capacity for 400 guests. DoubleTree by Hilton Hotel Boston-Andover meeting spaceMassachusettsDoubleTree by Hilton Hotel Boston-Andover completed a $6 million renovation in November. The expansion will add two ballrooms plus prefunction space, five dedicated meeting rooms, a 3,000-square-foot outdoor courtyard and 10,000 square feet of storage and office space.