MERCURE PERPIGNAN CENTRE. Take line 12, direction PALAIS CONGRES. Coming from Narbonne via the A9 motorway, take exit 41 Perpignan Centre. Coming from Barcelona via the A9 motorway, take exit 42 Perpignan Centre, Perpignan Sud, Saint Charles. Head towards the town centre, the convention centre and the tourist informati on centre. The hotel is located opposite Castillet Cinema, 250 m away from the convention centre.