This family-run, eco-friendly hotel is within 200 metres of Las Ramblas and Plaza Catalunya, in Barcelonas historic city centre Hostal Graus air-conditioned rooms include free WiFi access and a safe The rooms at Hostal Grau feature simple but stylish decor, where white and wood combine to create a smart, comfortable space Each room has a private bathroom, and some have a balcony A range of wines and cocktails is available from the bar There is also a vertical garden The hotel features environmentally friendly design, energy efficient lighting and a water recycling system, as well as using renewable or clean energy All products are PVC-free and the paint is water-based The MACBA Modern Art Museum is just 350 metres from the guest house, and Port Vell Harbour is a 15-minute walk away Direct buses to Barcelona Airport stop in nearby Plaza Universitat