If your trip to Gualeguaychú is all locked in but your itinerary is looking a little empty, let us give you a helping hand.Nothing tops discovering new places. While you're staying in the area, Termas de Guaychu and San Martin Square ought to be among them. If you still have lots of energy and room on your travel schedule, Nuestra Senora Gaucha del Mate Monument is also whispering your name.