330 Las Colinas Boulevard E 456 Executive Corner 1BR + Bonus Room at Grand Treviso — One of the Largest 1-Bed Units in Las Colinas. Grand Treviso is a rare, executive lifestyle high-rise in the heart of Las Colinas with direct connection to the Mandalay Bay. This oversized corner 1-bedroom, 1-bath condo on the 4th floor has no one above and includes a versatile bonus room ideal for an office, hobby space, or relaxing nook. Hardwood floors flow throughout the living areas with tile in the kitchen and bath, and a large utility room houses a full-size washer and dryer with a secondary hallway entry for convenient trash drop-off. Unlike most units, this home conveys with two assigned parking spaces conveniently located near the unit. Residents enjoy resort-style amenities including a pool with covered cabanas, outdoor grills, a fitness center, Havana room, entertainment TV room, gated parking and 24-hour front desk concierge, plus direct, easy access to Mandalay Bay—perfect for executive living, lock-and-leave convenience, or an upscale rental.