Maybe man made by someone shaping it before it floated by but the photo is real. I take Snopes with a grain but ..
The most ironic thing is the location.Bob & Tom talked about it when it happened. There's video online as well. I think it was legit.
I like how some cartoonists put easter eggs in their comics. Let's see, a pipe on the window sill, a stuffed rabbit OD'd on Spice, and a stick of dynamite about to light the place up like 4th of July.
Torpedoes are in the front