Enter the kingdom of cool at Buenos Aires’ just-opened Faena Hotel + Universe. In a repurposed grain warehouse, former fashion designer Alan Faena and interior designer Philippe Starck unite 83 chic guestrooms and 85 pricey apartments via a universe of shared shopping, dining, and entertainment. “Experience managers” lead outings to tango parlors, polo matches, and country wineries. Access starts at $300 per night. 011-54-11-4021-5555, www.faenaexperience.com