What of the following is not true about the Palacio Nacional?

It contains a large mural that shows the history of Mexico.

It is located in Teotihuacán.

It is where the Mexican president’s office is located.

It is located in Teotihuacán.

The statement that is not true about the Palacio Nacional is:

"It is located in Teotihuacán."

The Palacio Nacional is not located in Teotihuacán. It is situated in Mexico City's historic center, specifically on the eastern side of the Plaza de la Constitución, also known as Zócalo.