built in 1912, its 150-foot-high arches meant that it was considered the highest concrete bridge in the world. And, this bridge in Pasadena is the only one of it's kind in California, it's curved

https://www.onlyinyourstate.com/southern-california/colorado-st-bridge-in-socal/

https://www.latimes.com/socal/glendale-news-press/news/tn-gnp-xpm-2013-06-22-pasadenasu-pasadena-bridge-spans-100-years-20130622-story.html