Improvise. Adapt. Overcome.
Find a house with a big yard. Maybe a pond. Something picturesque.
Improvise. Put porta-potties on the driveway if necessary.
Hold the wedding at dusk there anyway.
Or at sunrise.
It’s private.
This is illegal.
Or...at church.
I’m not sure what the access is. It may go through federal land. But, yea, civil disobedience is needed in these cases.