I found this picture on Strangecosmos.com, one of my favorite humor sites, with the caption “Strange merry-go-round seating. Is that????”
It looks a lot like the seat is supposed to represent Obelix, one of the characters from the Asterix books. Asterix has been my favorite comic strip over the past thirty years, because it’s a fun way to learn ancient history. Still, I think I could have made the menhir delivery-man look more dignified. Or maybe the seat is for “mooning” any Romans who might want to go for a ride. I heard once that there is an Asterix theme park in France; this picture might come from there.
And here is my favorite Asterix story: