Festivities of Riola Activity · Riola, La Ribera Baixa, Valencia Image of Riola, not of the place itself. The 5th of August, the main day of Riola's patronal festivities in honor of Santa María la Mayor, is celebrated after the previous evening's 'sopar de germanor' (fellowship dinner), with a cordà (firecracker string), paellas, canoeing on the Xúquer and a tapas route. Photo: Wikipedia / Wikimedia Commons (CC BY-SA) What to see and do in Riola