In the heart of San Diego's Balboa Park lies an unfinished chapter of the city's transportation narrative. The proposed expansion of Route 163 in the 1960s was halted by public outcry, leaving behind ...

What happened to Route 163 in San Diego’s Balboa Park? Once a key road, now a forgotten path hidden beneath the trees. Join this urban exploration journey to uncover what remains, where it led ...

Sidetrack Adventures. Old Route 163: Balboa Park’s Abandoned Road You’ve Never Noticed! Posted: May 7, 2025 | Last updated: May 7, 2025. Winding through one of San Diego’s most beloved parks ...

Open streets events have taken place on freeways before. The northbound lanes of SR-163 in Balboa Park are closed to traffic every year for the Rock 'n' Roll Marathon.