Arén (Spanish: [aˈɾen]), in Ribagorçan: Areny de Noguera (Catalan: [əˈɾɛɲ də nuˈɣeɾə], locally: [aˈɾen de noˈɣeɾa]), or in Aragonese: Arén de Noguera, is a municipality located in the province of Huesca, Aragon, Spain. According to the 2004 census (INE), the municipality has a population of 364 inhabitants.Wikipedia
Add Barcelona to your vacation plan, it has an interesting bunch of activities to do on your visit like Sagrada Familia, Park Guell, Casa Batllo. Also, to reach Arén, you'll have to take a flight to Barcelona; so its not really a detour. And even if it is, the city is worth paying at least a quick visit. A vacation to Arén can typically be of 1-2 days. Immerse in the spirit of the city and you'll not miss your home. Find the best activities, restaurants and things to do in Arén, Spain. Explore Arén travel guide before you plan your trip here. After your splendid visit to Arén, you can proceed to an important near-by city of Barcelona.