9. Czech Republic and Germany
Border: Saxon Switzerland National Park/Bastei Bridge
Area: 815 km*
Est. Gross Domestic Product: $4.5 trillion (Germany) / $335 billion (Czech Republic)*
The historic Bastei Bridge, which spans from Germany into the Czech Republic’s Bohemian Switzerland, and the natural beauty of Saxon Switzerland National Park in Germany eloquently capture the border between the two countries. Deep valleys, sandstone cliffs, and the majestic Bastei Bridge, which provides amazing views of the Elbe River and the surroundings, are some of the region’s most well-known features.

The Czech Republic and Germany ¯Shutterstock/Ugis Riba
This geological wonder’s smooth continuation over the border highlights the mutual natural heritage of the two countries. This area is popular with hikers and nature lovers alike, but it also represents the spirit of European unification and an appreciation of natural treasures that know no bounds.
