Dupont Circle is D.C.'s cosmopolitan heart, with Embassy Row along Massachusetts Avenue and some of the best small museums outside the Smithsonian system. Museums range from the acclaimed Phillips Collection of modern art and the fascinating Textile Museum to the haunting Laogai Museum, which chronicles Chinese forced labor camps. With its boutique hotels and refined restaurants, Dupont Circle is an relaxing spot to unwind after a day of D.C. sightseeing.