On weekends and holidays, antiques and bric-a-brac fill the stalls at the Mercado de Pulgas del Bajo, a flea market at Avenida Belgrano and Buenos Aires.
For gaucho gear and other souvenirs, try Raíces (Entre Ríos 1191, tel. 0341/426-0330) or El Serranito (Entre Ríos 1147).
Librería SBS (Santa Fe 1340, tel. 0341/426-1276) sells English-language books.
Zivals (Corrientes 826, tel. 0341/527-2722) has a fine selection of tango CDs and DVDs.