Three Sixty Lounge, 32F, Millennium Hilton, 123 Charoen Nakhon Rd (shuttle boat from River City Pier or Sathorn Pier), ☎ +66 2 442-2000. 17:00-01:00 daily. Three Sixty is a sophisticated lounge bar that offers spectacular 360 degrees views of the city and the Chao Phraya River. Usually there is a live jazz band playing, so you're in for a good night. Cocktails are a bit cheaper than in similar upscale venues in downtown, but still go for 250 baht a pop. Smoking is allowed in separate smoking areas.