If you're eager to add a little more culture to your trip, put Lagar de Varas do Fojo on your must-visit list. Check for guided tours or just roam around at your own pace.
When it comes to things to see and do in Santo Agostinho, Lagar de Varas do Fojo is recommended by fellow travelers. And in good news for your budget, it's free to enter. Alqueva Dam, Jardim Doutor Santiago and Moura Castle are also worthy of a visit and are within easy reach of the museum.