Mesa that is what I call a door! Those grey tubes must be the hydraulics to open and close the thing. I would be a bit worried about being shut in though lol.
Under the sea party sounds like a great idea, I have not heard of one of those before.
Ruby/HappyAF Weekdays the market is not too overcrowded, you can see from the pics it's not too bad. Weekends a different matter of course
BigSomb that sounds awesome, I especially like the pic from the porch, it looks like something out of a Graham Green novel (except there's no booze in your photo)