A company famous for its advertising jokingly offered its customers a chance to go to the Red Planet, and a very serious customer tried to get them to follow through.
It wasn't an actual war, but in the 1980s France and Spain were in a pretty serious dispute over stop signs placed on a road between a little Spanish enclave in southwestern France and the rest of Spain.
It's known as the House in the Loire, and it's a popular sight for those on Loire River boat tours. But it's not a house on a formerly dry site that later flooded; nor does anyone live there.
Change is in the air in the border region between Spain and France. A small island there called Pheasant Island is about to change countries, as it does twice a year.