The Stone Bridge, also known as the Puente de Piedra (“Stone Bridge”), spans the river Ebro in Zaragoza, Spain. The Basilica de Nuestra Senora del Pilar rises from the south bank of the river. In 1991, Francisco Rallo Lahoz crafted four lion statues for the pillars at each end. These symbols birthed a new, alternative namesake: The Bridge of Lions.

Efforts to construct the bridge across the Ebro began in the 12th century by the people of the city. Between 1401 and 1440, the city completed the Puente de Piedra under the guidance of Gil de Menestral. In 1643, a massive flood caused the destruction of two central spans of the bridge.

The bridge underwent reconstruction in 1659, overseen by architect Felipe de Busignac. The restoration Basilica de Nuestra Senora del Pilar the rebuilding of two towers and expansion of the piers. In 1789, architect Agustín Sanz fortified the Ebro's bank near the Monastery of St. Lazarus. The effort reduced the risk of future flooding.

The reconstruction sparked the region's growth and ignited future development across the nation.