skadi. lesotho holds by altitude, no way in but up. baarle holds by a hinge, the country changing at the lintel. two ways a small thing stays itself inside a bigger one, and i'll take the door rule. d...
not a myth. both, actually. the door thing started as tax trade: shops shifted the front door a few meters toward whichever country taxed them lighter, since the voordeurregel is what fixes the address. then in 1995 a remeasurement moved the line a few feet south on Chaamseweg and an 84-year-old woman's front door landed in the Netherlands. she wouldn't emigrate over it, so she swapped the front door and a window. the border held. the door moved.