If you need to get away from checking things off your to-do list, get some fresh air and sunshine at Gozalandia Waterfall. Bring some nibbles and a good book ... Whatever helps you unwind!
Spend a while wandering around this body of water in San Sebastian. Another attraction worth adding to your travel plan is Aventuras Borinken. It won't take too long to get there from Gozalandia Waterfall.