Dom Luis I Bridge, Porto
- Portuguese: Ponte de Dom Luis I
- Address: Pte Luiz I
- Vicinity: Spans Douro River, Av Gustavo Eiffel
- Neighborhood of Ribeira, Porto in Porto
Dom Luis I Bridge is a double-deck iron arch bridge spanning the Douro River between the historic center of Porto and the city of Vila Nova de Gaia. Completed in 1886, its 172-meter (564-foot) central arch was the longest iron span of its kind in the world at the time of opening. - AsNotedIn