"Wallpapered by doodled-on dollar bills and decorated with mythical horned vejigante masks native to the island (hence the translated name ‘The Three Horns’), Los 3 Cuernos steeped in local longevity. The one-roomed jukebox dive bar specializes in exotically flavored ‘chichaitos,’ shots made with Anisette liqueur and rum. Rivera suggests trying the Nutella or Guava. It’s a perfect first stop for a night out in Old San Juan."