This image was acquired from
wikimedia. It was marked as Public Domain or CC0 and is free to use. To verify, go to the source and check the information there.
Caldecott Tunnel . Caldecott Tunnel in the Berkeley Hills between Oakland and Contra Costa County California USA Eastbound in the southern bore own Pedro Xing cczero Caldecott Tunnel Uploaded with
Page 2023 Free-images.com. All images are Public Domain