Southern France - Cotes d'Azur
The area around Roquebrune and L'Esterel is ideal for hiking, for both the experienced and the slightly less experienced hiker. Take a look at some nice walking routes here. For a day trip, a visit to the Gorges du Verdon is highly recommended.
Italy - Tuscany
The Tuscany area needs no explanation. Also here for the experienced as well as the less experienced hiker there are beautiful hiking trails. Take a look at some nice walking routes here.