This sepia-toned postcard was postmarked in May 1915 in San Jose, California. The "Bridge on the Alum Rock Road" was in its infancy when this postcard was created, as it was constructed in 1913 at Alum Rock Park. Now, of course, at more than a century old, it's considered "historic." Here's a modern look...
Oleg Alexandrov - Own work, CC BY-SA 3.0, https://commons.wikimedia.org/w/index.php?curid=25161369
The most interesting piece of history regarding Alum Rock Park might be its Alien Rock from the early 20th century. You can read that entertaining tale on Judy Thompson's Alum Rock Park History website.
This postcard originally traveled about 2,000 miles east from San Jose, to its destination in Maquoketa, Iowa. The 101-year-old message states:
"Many thanks for the birthday greeting. This has been a cold windy day — For the last two days have had very high winds. Did lots of damage along the coast. Regards to you all.