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A topographer in the vortex of continental politics

A topographer in the vortex of continental politics

Alexandre Stryienski was born in 1804 in Białystok, Prussia, rebelled against Russian rule in Poland and surveyed Swiss landscapes from 1833. How did this remarkable life come about?

Geological Atlas 1:25 000: Explanatory booklet of sheet 106 Walensee

Geological Atlas 1:25 000: Explanatory booklet of sheet 106 Walensee

The explanatory booklet to the Geological Atlas sheet 106 Walensee is available in the swisstopo onlineshop. The sheet documents a large portion of the last 300 million years of the Earth's history.

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Free basic geodata (OGD)

From 1 March 2021, swisstopo's standard digital products, such as digital maps, aerial photographs and landscape models, will be available free of charge as Open Government Data and will be freely usable.

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