The Square Palace at the historic King Abdulaziz Center in Riyadh has become one of the most historic landmarks of the capital, He is the president of the world’s top state guests. The palace of the square built by King Abdulaziz bin Abdul Rahman-Rahmtalla-is outside the walls of the old city of Riyadh in a place called the square, One of the most beautiful heritage buildings in terms of design and architecture.