Is San Diego hilly?
What city has the two steepest streets in the US? The 10 Most Highways in America Waipio Rd. in Honokaa, HI – 45% gradient. Canton Ave in Pittsburgh, PA – 37% gradient. Eldred St. in Los Angeles, CA – 33.30% gradient. 28th St. in Los Angeles, CA – 33% gradient. Baxter St. in Los Angeles,…