The Rhine originates at the confluence (meeting) of the Vorderrhein and Hinterrhein, near Reichenau, Switzerland.
primary source Tomasee, secondary source Paradies glacier - both in Switzerland
The Rhine rises in Switzerland and also flows through Liechtenstein, Austria (it forms the border with Switzerland), Germany, France (where it forms the border with Germany) and the Netherlands.
Switzerland, Germany, Netherlands. Partly it's the border between Germany and France
Germany