museu do açude, estrada do açude, 764, alto da vista, tel. 21.3433.4990, free admission on thursdays - here is the website, contact email, and map.    ● more ●

museu da república, rua do catete, 153, flamengo, tel. 21.2558.6350 or 21.2285.6492, free admission on wednesdays and sundays - here is the website, contact email, and map.  ● more ●  

museu da chácara do céu, rua murtinho nobre, 93, santa teresa,  tel. 21.3970.1126, free admission on wednesdays - here is the website, contact email, and map.   ● more ●