As for winter, one can have a chance to ski in the Sierra Nevada mountain range.
Besides historical there are also modern places of interest, such as El Parque de las Ciencias and an interactive science museum. And, if you happen to be in Granada, have a chance to taste beer and walk along the city. 4 beers and 4 tapas (a wide variety of appetizers in Spanish cuisine) are available for 5€.
Read more about Granada in our City Guide ...