For example, Belgium has an open border with fellow Schengen countries Germany along its Eastern border, and Spain which does not share a border, but not with Russia, which is a non-Schengen country.

Fly from Spain to Portugal in under a minute on the world’s only international zipline — a thrilling ride across the Guadiana ...

Spanish cross-border workers association ASCTEG said Spain was using its citizens as “cannon fodder” in pursuit of its sovereignty goals. In a statement, the association said the frontier ...