Statistics for Swiss General Knowledge #3

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Hint	Answer	% Correct
Countries to the east	Austria	99%
	Liechtenstein	88%
Tennis GOAT, 18 Grand Slams	Roger Federer	88%
Red Cross headquarters	Geneva	77%
Only city hosted the Olympics	St. Moritz	73%
Swiss mathematician (e=2.71828)	Leonhard Euler	68%
Canton of the above	Grisons	65%
Newest canton	Jura	64%
Largest plain waterfall	Rhine Falls	57%
Lakes bordered by Interlaken	Lake Thun	55%
Capital of Baselland	Liestal	54%
Nearest city to the above	Schaffhausen	54%
	Lake Brienz	53%
Swiss soccer player Breel	Embolo	51%
IATA code for Zurich Airport	ZRH	51%
Island castle near Montreux	Chillon	49%
Colour associated with ^	Orange	46%
Highest railway station in Europe	Jungfraujoch	43%
What Gottlieb Duttweiler founded	Migros	35%
River flowing through Lucerne	Reuss	35%