2. Hungary, Austria, and Slovakia

Border: Trilateral border point near Bratislava
Area: N/A
Est. Gross Domestic Product: $226 billion (Slovakia) / $613 billion (Austria) / $53,284 million (Hungary)*
The tripoint, or meeting point of Slovakia, Austria, and Hungary, is a unique geographical wonder located close to Bratislava. A triangular picnic table marks this location, signifying a unique instance of harmony and shared space inside the intricate web of European borders.

Slovakia, Austria, and Hungary @uspn/Pinterest
This is a sign of the friendly and cooperative relations between these countries—visitors can eat in three different countries in one sitting. This unusual border configuration shows the flexibility and camaraderie that can coexist with the inflexible boundaries of national states.