If you do it on the exterior wall, just make it super simple to winterize. Put a second hose bib at ground level so you just turn off the water supply and open the hose bib to drain. When you need to use it, close the hose bib and turn on the water supply. Winterize when done.
Also, have hot...
Its a crappy method. Just click the orange Configure Map button then click and drag the map around to get close to your location. You can then set the range on the slider. No need to share precise location. I never do.
I have spent 1000s of nights in hotels for work. Sign up for the rewards programs. Pick a main one and a backup hotel program. I will be going to Disney in a few days on those rewards. I paid for my honeymoon and countless vacations with them. Over the years I've missed a lot of events at home...
You also need to give yourself a pat on the back. I jumped back to the beginning and wow what a difference. I mean look at that green grass!
Impressive work on the schoolhouse!
Water issues??? More like water feature! I'm here for you.
But seriously, the distance looks perfect. Far enough that the noises and smells don't annoy the family. Just about any weather and its a quick dash between the two.
https://en.wikipedia.org/wiki/Gasoline_gallon_equivalent#:~:text=vehicle.%5B7%5D-,Gasoline%20gallon%20equivalent%20tables,-%5Bedit%5D
There isn't much better than gasoline when it comes to energy per gallon. The only thing better is diesel and jet fuel.
I do like the idea of tri fuel in case...