Loving this plan and ambition.
I’m 75 legs into my scenic RTW trip with no real plan other than to see the world. 85,328Nm so far and 327hrs 7 mins flying time. You can read all about it here if you want (might help to while away those long cruise hours for you):
I’m also planning my next trip (which has kept me amused on the longer cruise legs!): visiting every capital city in the world (227 on my list!) flying direct only and doing so in as efficient a way as possible. For those familiar with it, this is a very large example of the travelling salesman problem - how to visit 227 places and minimise the total distance travelled. With a bit of excel magic, I’ve landed on a route that is 94,868Nm long. It looks like this:
Debating whether to use the DC-6 or the Longitude.