GY. As per one of my previous posts my research shows that there probably will not be a demand for pax flights across the pond. Flights VFR across interesting terrain or cities is my proposal for this application.
Our company has been looking into airship safaris in Africa. Accommodation on board for four or five day trips. Outside viewing decks when low speed cruising over areas of interest (Vic falls, migrating herds etc). Low environmental impact.