On the Plazuela del Pino, a triangular plaza bounded by the lakefront, Santa Rosa, and Walker Martínez, various carretas (carts) offer local crafts and food items.
Barlovento Libros (San José 320, tel. 065/311215), with a good selection of books on regional topics (including coffee-table souvenirs), also offers quiet Internet access (no rowdy gamers).
For chocoholics, Vicki Johnson (Santa Rosa 318, tel. 065/232240) crafts an awesome variety of takeaway truffles in addition to a substantial crafts selection.