Calle 1 De Madrid

to the north, leading to the creation of the famous . This project was so massive it was nicknamed "an axe blow on the map" because it required demolishing over 300 buildings and 50 existing streets to make way for the modern boulevard.

The start of Madrid's most famous avenue. The building at this address is known for its ornate early 20th-century architecture and sits at the intersection with Calle de Alcalá. Plaza Mayor, 1 Historically significant, this address often links to the Casa de la Panadería calle 1 de madrid

, one of Madrid's oldest and most significant squares. Despite its small size, it is packed with architectural and historical character: The Connecting Arch: to the north, leading to the creation of the famous