1. Casa Rosada is the presidential palace located in the center of Buenos Aires, Argentina. The building has a distinct pink color due to the use of local building material - pink bricks - during its construction. It has played a significant role in Argentina’s history, serving as the seat of the country’s government since 1862. It is where many important political and social events, including Eva Peron’s famous speeches, have taken place. Today, it also houses the presidential museum, where visitors can learn more about Argentina’s history and its leaders.

2. The presidential palace is open for guided tours from Wednesday to Monday, from 10:00 AM to 6:00 PM. A reservation is required in advance, which can be done online or by phone. The contact phone number is +54 11 4344-3802.

3. Entry to the presidential palace is free of charge, but visitors must have a reservation beforehand. The easiest way to get there is by taking the subway Line A to Plaza de Mayo station, which is a few blocks away. Alternatively, visitors can take a bus or a taxi to Casa Rosada.