Bless you, Google. Mapping the enclaves and exclaves of Baarle-Nassau and Baarle-Hertog was not easy, but you went for it:
I really dig H18, which seems to be keeping a few sheep captive in seven acres of Belgium:
Way more history here.
P.S.: I can’t believe you have to pay for Google Earth Pro to measure the area in a polygon! You’ll give us all this data for free but not that? Wow.