This   traditional celebration , dating from the   thirteenth century,   is celebrated   every year   in late   July.   That´s when m any   locals   go   to the ' other side '   of the river to   enjoy   6 days   of festivities. The festivities concentrate at the   “ Altozano ”   and its surroundings,   where all kind of performances are held .   The street  Betis is   an ideal place to   stroll,   have a beer   or glass of wine   with ' fried fish ',   or enjoy   the traditional   green   hazelnuts .   The festival begins   with the traditional   opening speech   at the Plaza   del Altozano.   The contest   more representative of   the festivities is the   Cucaña , a photo contest about the typical   Seville´s life in   July.   The   greasy pole   is another highlight of the festival, installed in the   bow of a ship   on the Guadalquivir   river, so many young people   get   through   the wood   to try to reach   the trophy   soapy   ( taking place   every day