Slip into a hidden cellar in Palermo Soho, Buenos Aires' hub of speakeasies and secret cafes, for a memorable wine tasting. On this 3-hour guided tour, get to know the grapes of Argentina, with a focus on it's famous malbec wines. Nosh on 'picada,' Argentine hor d'oeuvres, as you sample malbecs and other varietals during a tasting customized by the on-site sommelier. Afterward, sip coffee at a beautiful garden café concealed behind — well, you'll find out. This tour tinged with cloak-and-dagger is capped at 12 people, ensuring personalized attention.