CarnivalisthemostfamousholidayinBrazilandhasbecomeaneventofhugeproportions.Rhythm,participation,andcostumesvaryfromoneregionofBraziltoanother.InthesoutheasterncitiesofRiodeJaneiroandSãoPaulo,hugeorganizedparadesareledbysambaschools.Thecountrystopscompletelyforalmostaweekandfestivitiesareintense,dayandnight,mainlyincoastalcities.Theconsumptionofbeeraccountsfor80%ofannualconsumption[citationneeded]andtourismreceives70%ofannualvisitors.ThegovernmentdistributescondomsandlaunchesawarenesscampaignsatthistimetopreventthespreadofAIDS.