On walking into the Philippe Starck-designed Faena hotel in Buenos Aires you’re immediately transported into another world. Thick Alice and Wonderland meets a sexy dragon’s lair and you’ve got it in one. Triple-height ceilings give way to dramatic draped curtains and the place is dripping in blood-red swathes of fabric, from the carpet to the scatter cushions. Outdoors, the rouge theme continues and there is even an over-sized gold crown erected defiantly at one end of the swimming pool. I taxied over to the 105-room Faena hotel on a Friday night, to catch on of the best tango shows in the A...