The Plaza Mayor of Soria is a central public space, the starting point of the commercial Collado Street. The Arco del Cuerno (Horn Arch), formerly the entrance to the bullpens, is a prominent feature. The square is home to the Casa del Común (Town Hall), the Church of Santa María la Mayor, the Torre de Doña Urraca (Tower of Doña
Urraca), the Palacio de la Audiencia (Palace of the Royal Court), and the Fuente de los Leones (Fountain of the Lions). It is a key historical and architectural landmark of the city.