this musical union was called the 'bateria', which accompanied a type of samba of a very different nature to that of composers donga, sinhô and pixinguinha. samba made estácio de sá fashionable - with the main creators being ismael silva, nílton bastos, bide, and mestre marçal - rapidly establishing the neighborhood as the cornerstone of samba. 

published by the instituto perreira passos - ipp, and by the the Rede Carioca de Rodas de Samba is a map showing all the 'rodas de samba' in metropolitan rio de janeiro via this link - choosing the day of the week will show circles on the map where to find samba, with the color red indicating a street event, the color orange indicating a free event, and a the color yellow indicating a paid event. Additionally, the map provides information of the artists and a variety of pictures and contact information.