People skating on the frozen lake of Zürich, Switzerland.
Photo taken by Walter Burkhard, around 1929.
Most people remember only the famous "Seegfroerni"
of 1963, when there was a fair in
Zürich which lasted for
There are also ancient reports about the frozen lake
from 1572 and 1684.
(The original photo is a transparency on a lantern slide,
therefore I was difficult for me
to scan the picture witch
a good resolution.
The original is of very good quality.)