Not certain of pet friendly places, but if you want to get away from it all, or most of it, the UP is the place to go.
I used to vacation just north of Houghton every year on my in-law's farm.
I plan to retire up there.
Bear, Anna, Molly, Ossie, and The Countess Lisl von Schlaf
An Unhappy German is a Sour Kraut!