Buenos Aires Sightseeing Tour. Explore Buenos Aires' major tourist attractions on this 3-hour Buenos Aires bus tour that hits all of the highlights. Buenos Aires is full of opportunities for sightseeing, from important historical sights like the famous Teatro Colón, the Plaza de Mayo, the rosy-hued Casa Rosada and the Plaza de la República to local neighborhoods. This informative city tour of Buenos Aires will take you through colorful La Boca, historic San Telmo, tony Recoleta and verdant Palermo Woods. Make two stops at some of the most important Buenos Aires sights for photos and commentary from your guide. Book and Save 10%! Buenos Aires Sightseeing Tour.