Dreiländereck (Basel)
The Dreiländereck is a monument in Basel, Switzerland. It marks the tripoint where the borders of France, Germany and Switzerland meet.
The tripoint itself is located in the middle of the river Rhine. The monument dedicated to it is in Swiss territory, on a point of land approximately 150 metres to the south-east.
Coordinates: 47°35′19″N 7°35′23″E / 47.5885°N 7.5898°E
...
Wikipedia