Arroyo Seco Parkway
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The Arroyo Seco Parkway, also known as the Pasadena Freeway, is one of the oldest freeways in the United States. It connects Los Angeles with Pasadena alongside the Arroyo Seco seasonal river. Mostly
Northbound over the Los Angeles River
Avenue 26 Bridge
Looking south from Marmion Way showing the passing lanes, differently-colored from using different paving materials.
Sign welcoming drivers to the parkway
Four Level Interchange
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The Four Level Interchange is the first stack interchange in the world. Completed in 1949 and fully opened in 1953 at the northern edge of Downtown Los Angeles, California, United States, it connects
Arroyo Seco Parkway
…It conformed to modern standards when it was built, but is now regarded as a narrow, outdated roadway. A 1953 extension brought the south end to the Four Level Interchange in downtown Los Angeles and a connection with the rest of the freeway system. The road remains largely as it was on opening day, though the plants in…
Four Level Interchange of Arroyo Seco Parkway, Harbor Freeway, Santa Ana Freeway and Hollywood Freeway, looking northeast in January 1999
Four Level Interchange, 1966