Residence Inn by Marriott Boston Downtown/Seaport

This stylish, extended-stay hotel in Boston's Seaport is set in a converted warehouse. Rooms, from studios to 1-bedroom suites, feature wood-beamed ceilings, floor-to-ceiling windows, free Wi-Fi, and kitchens. Guests enjoy free hot breakfast, evening socials, and a 24/7 convenience store. Amenities include a chic lobby bar, a fitness room, and a striking 6-story atrium. It's near the Institute of Contemporary Arts. Parking is extra.