If your trip to San Clemente is all sorted out but your travel itinerary is a bit on the empty side, let us give you a few hints and tips.Stop by Mundo Marino. It's one attraction you'll usually find on most travelers' must-do lists. If you still have room on your travel itinerary, Punta Rasa Beach and Parque Municipal Vivero Cosme Argerich will keep you occupied as well.