- Erice (very near Trapani) http://en.wikipedia.org/wiki/Erice
- Zingaro reserve http://www.riservazingaro.com/percorsi-eng.htm
- Segesta http://en.wikipedia.org/wiki/Segesta
- Selinunte http://en.wikipedia.org/wiki/Selinunte
- http://en.wikipedia.org/wiki/San_Vito_Lo_Capo
- Palermo (get a good guide! There are a lot of things to visit there)
- Cefalù http://en.wikipedia.org/wiki/Cefal%C3%B9
- Favignana Island http://en.wikipedia.org/wiki/Favignana (this island is in front of Trapani)
Est:
- Piazza Armerina http://en.wikipedia.org/wiki/Piazza_Armerina
- Ragusa Ibla http://en.wikipedia.org/wiki/Ragusa,_Italy
- Modica http://en.wikipedia.org/wiki/Modica
- Pantalica http://en.wikipedia.org/wiki/Pantalica (what is cool here is going near the river)
- Avola Lakes (this are impressive) http://www.google.com/#hl=en&q=laghetti+avola&aq=f&aqi=g10&aql=&oq=&gs_rfai=&pbx=1&fp=c9806fd180f0e620
- Vendicari Reserve http://www.thinksicily.com/guide-to-sicily/areas-of-great-natural-beauty/vendicari-nature-reserve.aspx
- Noto http://en.wikipedia.org/wiki/Noto
- Syracuse http://en.wikipedia.org/wiki/Syracuse,_Sicily