.. Olmstein's Sign on the laptop

You can drag the Olmstein's sign. Drag it on top of the world map.

You can't tilt the sign.

Indeed. You can match the cities with with the point in Olmstein's sign. The city will highlight, like this:

Try to match as many cities as possible at the same time. There are some cities on the map that are mentioned in the story, already. ( The most south point does not match a city, but in the middle of an ocean. )