For maps with historical data, we want to slide through the periods covered by the maps. E.g. a map with places, bars and other insitutions, that existed from 1920 until today, a chronological filtering would be great: Show me all places from the year 1921 etc.
For maps with historical data, we want to slide through the periods covered by the maps. E.g. a map with places, bars and other insitutions, that existed from 1920 until today, a chronological filtering would be great: Show me all places from the year 1921 etc.