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AtlasGuessr

Guess the year from the world’s political borders.

MAP VIEWER

POLITICAL MAP

Loading map…

CShapes 2.0 · Historical reconstruction Drag to pan · Scroll or pinch to zoom

Where to look

Round complete

How to play

  1. Explore five historical maps. Drag to pan and scroll or pinch to zoom. With the map focused, use the arrow keys, +, −, or Home.
  2. Compare the borders and country names, then choose one of four years. Use Zoom to clue to inspect a useful part of the world.
  3. The correct year earns 1,000 points. The field notes explain the border changes that help identify the period.