That’s right, there is a remote alpine village that has its own subway line. It’s in Austria and its name is Serfaus. Pretty fascinating considering the place has a population of just over one thousand people!
There is a small city in the south of Italy which goes by the name of Bitonto and has a near-perfect annular ring road around it.
This maps shows how many times a sitting U.S. president has visited each European country since the dissolution of the Soviet Union which happened on December 26, 1991. Five people have held the title of President since that date:
These enclaves/exclaves are located along the border of the European countries of Belgium and Germany, just south of the city of Aachen. Here is an example of what these borders actually mean at some locations: