The Casa Rosada ("pink house") -- Argentina's answer to the "white house" -- is the executive mansion and office of the President of Argentina.
The mausoleum of General San Martín, the hero of the independence of Argentina, Chile and Peru in Catedral Metropolitana.
We spent a couple hours browsing Feria de San Telmo (San Telmo Fair) -- a street fair with antiques, located in Plaza Dorrego.