Musing and photoshoping

I was wondering, what would it look like if I was, say, on board the Nautilus or maybe a Kaiserliches U-Boat, like, hmmm… what would a Kaiserliches Steampunk U-Boat be called, ah, yes, the Humboldt. So, what would it be like to be onboard the Humboldt, having surfaced just after the storm above had cleared and than see through one of the portholes a Zeppelin being moored at the mast of a supply ship (a Tender, as it is called in German). And I tinkered around a little bit and came up with the following:

Zeppelin viewed through porthole