Visit americanexpress.com to learn more. A new American Express Centurion Lounge, complete with a rooftop bar, patio and other premium amenities, is coming to Boston Logan International Airport (BOS).

American Express is set to open its largest Centurion Lounge at the world's busiest ... a textural interpretation of Amex’s old watchdog logo by Lucha Rodríguez and a multimedia piece by ...