Mailboxes (mostly) on vacation?

I love to travel, but the pandemic has mostly kept me at home for two years. This year I'm aiming to make up for it. :) Although I'll hope to find a bunch of mailboxes during my time in Tucson, I may not post many mailboxes for several months. I hope you'll keep checking back here or following @TucsonArt on Twitter, where each post here will be automatically tweeted.

Right now I'm in Northern California, where I saw this mailbox with a smiling moon and stars along a narrow country road: