Guided tour in the old town of Carcassonne (la cité).1h30 / 2h30 with the castle (+ entrance fee)
defensiv system of the MiddleAges, the different building periods to be seen at the ringwall, the count's castle from outside and the basilica.
Guided tour in Toulouse 3-4 hours.
The must is: the Capitol (townhall) - St.Sernin (biggest romanesque church) - les Jacobins (Dominicain church with the "palmtree"-pillar)
Guided tour in Albi 3-4 hours
the center - the cathedral - the Toulouse-Lautrec museum (+ entrance fee)(and maybe the riverbank of the Tarn)
Guided tour in Narbonne 1h30 / 2h
the via domitia- the horreum (+entrance fee) - the bishopspalace - the cathedral
Guided tour in Perpignan 2-3 hours
Townhall - Loge de la Mer - cathedral - center, and if you have time also the Palais des Rois de Majorque (+entrance fee).