Baarle-Nassau in the Netherlands and Baarle-Hertog in Belgium is unique in that it consists of multiple parcels of land interwoven between the two countries, resulting in parts of the city belonging to both nations.
Italy is the only countries that lies on the Adriatic Sea.
The flags of Switzerland and Vatican City are both square in shape.
Erebus lies on the Antarctic continent, where there are no countries.
Panama and costa rica
England and France
Istanbul
Istanbul, Turkey.
No major club has a stadium in two countries man utd only has old Trafford because it's been built in Manchester and it will only be the only stadium for them so basically no football team has a stadium in two countries. International football have camps but not two different grounds
Canada and the United States
The English Channel lies between England and France.
This channel lies between Eire and the Wales
Greece and Turkey are the two countries on the Aegean Sea.