If your trip to Arcos de la Frontera is all booked but your travel itinerary is looking a little empty, we can give you a helping hand.Near the city center, Convento de las Mercedarias is one spot you might like to consider putting on your must-see list. If you still have room on that travel itinerary, Mirador and Castle of Arcos de la Frontera will keep you amused too.