Barruera Main Festival Activity · la Vall de Boí, Alta Ribagorça, Lleida Image of la Vall de Boí, not of the place itself. Festa Major of Barruera on 1 August, in honour of Sant Feliu; on 23 June the Festa de les Falles and of Sant Cristòfol is also held, in the settlement that has given its name to the Vall de Boí since the 1965 merger. Photo: Enfo (CC BY-SA 3.0) What to see and do in la Vall de Boí