Duo is Somnio Hostels newest hostel in Barcelona. Duo boasts chic style, unbeatable service, clean facilities, luxury bedding, and a warm atmosphere at affordable prices. Duo is a friendly, inviting hostel with a fun, laid-back vibe. We host our guests like we would our best friends, and we want you to let us know what we can do to make your visit to Barcelona perfect. Enjoy a sangria or caf con leche in our beautiful lobby or our patio, and well help you plan your stay.