Now that we have a free-payware-quality Catalina …
… we can recreate PNG history as PBYs were used a lot there postwar:
https://www.goodall.com.au/australian-aviation/civil-catalina-1/Civilcatalinas.html
https://www.goodall.com.au/australian-aviation/civil-catalina-2/civilcatalinas2.html
Endless opportunities to reach villages & places that had no airstrips at the time - so waterland on each WP (except two maybe 
):
PAP_NG_Catalina.PLN (6.0 KB)
(sure enough you might also take a Goose or modern-day floater)
A challenging water-only PLN in Dutch Irian-Jaya will follow - with a 1920s Netherlands N.A.S. Dornier Wal…