For Decades, Cartographers Have Been Hiding Covert Illustrations Inside of Switzerland’s Official Maps
They’ve eluded one of the most rigorous map-making institutions in the world to do so
By Zoey Poll
The first three dimensions — length, height, and depth — are included on all topographical maps. The “fourth dimension,” or time, is also available on the website of the Swiss Federal Office of Topography (Swisstopo). In the “Journey Through Time,” a timeline displays 175 years of the country’s cartographic history, advancing in increments of 5–10 years. Over the course of two minutes, Switzerland is drawn and redrawn with increasing precision: inky shapes take on hard edges, blues and browns appear after the turn of the century, and in 2016, the letters drop their serifs.
Watching a single place evolve over time reveals small histories and granular inconsistencies. Train stations and airports are built, a gunpowder factory disappears for the length of the Cold War. But on certain maps, in Switzerland’s more remote regions, there is also, curiously, a spider, a man’s face, a naked woman, a hiker, a fish, and a marmot. These barely-perceptible apparitions aren’t mistakes, but rather illustrations hidden by the official cartographers at Swisstopo in defiance of their…
