Argentina will be hosting Croatia for the Quarterfinals of the Davis Cup 2012 at the Estadio Parque Roca in Buenos Aires on April 6, 7, and 8, 2012.
Argentina are playing in the World Group quarterfinals for the eleventh straight year, which is the best ongoing run of any nation in Davis Cup.
Argentina and Croatia are meeting for a third time.

The dates and times of the matches are:
Friday 6th, 10:30 am
Saturday 7th, 12:00 pm
Sunday 8th, 10:30 am.

Team nominations:
Argentina: Juan Martín del Potro, Juan Monaco, David Nalbandian, Eduardo Shwank
Croatia: Marin Cilic, Ivo Karlovic, Antonio Veic, Lovro Zovko

Location: Estadio Parque Roca. Av. Roca y Escalada, Buenos Aires.
Tickets are on sale at Ticketek Argentina website.
More information: Davis Cup official website.

For the first time after sixty years the city of Buenos Aires will organize a car race on a street circuit. This will occur when Super TC2000 strolls the city streets on the 2nd date of the 3M Argentine Championship SuperTC2000 on April 1st, 2012. 

The circuit will have an extension of 3080 meters and will run in the streets of Av 9 de Julio, between Viamonte and Avenida de Mayo, Diagonal Norte, and Avenida de Mayo, between Bolivar and 9 de Julio Avenue. 

The TC 2000 (Turismo Competicion 2000) is a touring car racing competition recognized as one of the world's best in its category for its sports quality and famous drivers. 30 teams and 25 top level drivers will participate in this event. 

The classification rounds and promotional activities will take place on Saturday, March 31st, and the Gran Prix will be run on Sunday, April 1st, with it’s start at the Obelisco. The activities on both days will begin at 10:00am, with the following schedule:

Saturday 31:
10:00 am - 12:30 pm: Training 1
1:00 pm - 2:15 pm: Training 2
2:30 pm - 5:00 pm: Classification
6:00 pm - 6:30 pm: Training 3

Sunday 1: 
11:10 am: Previous lap
11:12 am: Race 14 laps FLC
12:30 pm: STC2000 Opening boxes
12:40 pm: Grid show
12:45 pm: National Anthem
1:00 pm: Previous lap
1:05 pm: 36 lap race
2:10 pm: Podium

The event is open to the public with free access.

The two most prestigious independent Opera companies in Buenos Aires have presented their 2012 Opera Seasons:

The non profit opera organization Juventus Lyrica was created in 1999 to offer opportunities to young artists, to make opera accessible to the general public, and to generate and alternative, high quality space for opera lovers in the city of Buenos Aires.

Juventus Lyrica 2012 Season Schedule:

March 23, 25, 29, 31

“Cavalleria Rusticana” and “L’amico Fritz”
Pietro Mascagni
Musical Direction: Antonio Maria Russo
Stage Direction: Ana D’Anna

June 22, 24, 28, 30
The Turn of the Screw
Benjamin Britten
Musical Direction: Andre dos Santos

September 7, 9, 13, 15
Don Giovanni
Wolfgang Amadeus Mozart
Musical Direction: Hernán Schvartzman
Stage Direction: Ana D’Anna
With instruments replica from the XVIII century and in co-production with Dutch foundation Opera2Day

October 16, 28. November 1, 3
Tosca
Giacomo Puccini
Musical Direction: Antonio Russo

On it's part, the 2012 Season of the Opera Association Buenos Aires Lirica starts on April 13th with  Rigoletto, and continues throughout the year with great titles and outstanding productions:

Buenos Aires Lirica 2012 Season Schedule:

Arpil 13, 15, 17, 19, 21
Rigoletto
Giuseppe Verdi
With: Fabián Veloz, Ivanna Speranza, Angelo Scardina, Walter Schwarz, Ernesto Bauer
Musical Direction: Carlos Vieu
Régie: Marcelo Lombardero

May 20, 22, 24, 26, and 28
Der Freischütz
Carl Maria Von Weber
With: Carla Filipcic Holm, Enrique Folger and Hernán Iturralde.

Musical Direction: Javier Logioia Orbe
Régie: Andre Heller-Lopes

June 8, 12,, 14, 16
Norma
Vicenzo Bellini
With: Florencia Fabris, Adriana Mastrángelo, Martin Muehle, Christian Peregrino
Musical Direction: Javier Logioia Orbe
Régie: Louis Désiré

August 10, 12, 14, 16, 18
The Abduction from the Seraglio
Wolfgang Amadeus Mozart
With: Marisú Pavón, Iván Maier, Patricio Oliveira, Harry Peeters, Hernán Iturralde
Musical Direction: Pedro-Pablo Prudencio
Régie: Pablo Maritano

November 9, 11, 13, 15, 17
Yevgeny Onyegin
Piotr Ilyich Tchaicovsky

Celebrating the International Day of Francophonie, on Tuesday March 20th, 2012, the First Popular Festival of the Francophonie will take place in Buenos Aires, at Plaza San Martin (Av. Santa Fe & Maipu) from 12pm to 8pm.

The Festival will include exhibitions, music, traditional dances, shows, typical food, tourist information, to illustrate the diversity of the nations involved.

An open air "village" will be set up at Plaza San Martin, with gazebos representing some of the Francophone Countries participating in this event, like: Albania, Algeria, Armenia, Austria, Belgium, Bulgaria, Canada, Croatia, Egipt, United Arab Emirates, Slovakia, Slovenia, France, Greece, Haiti, Hungary, Lebanon, Lithuania, Morocco, Poland, Czech Republic, Republic of Congo, Dominican Republic, Rumania, Serbia, Switzerland, Thailand, Tunisia, Ukraine and Vietnam.

At 5:00pm, the Canadian singer Paule-Andrée Cassidy will present her new show Ombres et Lumières.

All activities are open to the public with free entrance.