'''Congresso''' is a dense downtown area of Buenos Aires that houses the legislative branch of government at the opposite end of Avenida de Mayo from the "pink house" seat of the executive branch.
See
'''Plaza de Congresso''', immediately in front of the congress building, contains some interesting sculpture, including a copy of Rodin's Thinker.
Do
The congress building is open for tours.
Eat
Drink
Buy
Sleep