Festivities of Andorra Activity · Andorra, Andorra-Sierra de Arcos, Teruel Image of Andorra, not of the place itself. Patron saint festivities of Andorra from 7 to 11 September in honour of San Macario, venerated at an 18th-century hermitage on the mountain that bears his name. The town also celebrates the Virgin and San Roque on 15 and 16 August, with chicken races. Photo: jnerin (CC BY-SA 3.0) What to see and do in Andorra