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How the crowd draws

246 drawings of its land border, from memory on Borderline’s World map, 16 September 2026 to 27 October 2026.

In numbers

Last updated on 27 October 2026
The real oneThe crowd’s
Area1,185,000 km²458,000 sq mi1,145,000 km²442,000 sq mi3.4% smaller
Outline5,383 km3,345 mi5,090 km3,163 mi5.4% shorter
Centre9.33° E, 17.41° N9.3° E, 17.4° N9.18° E, 17.39° N9.2° E, 17.4° N16 km west10 mi west
Westernmost0.17° E, 14.51° N0.2° E, 14.5° N0.35° E, 14.87° N0.4° E, 14.9° N20 km short12 mi short
Easternmost15.96° E, 20.35° N16.0° E, 20.4° N15.54° E, 20.29° N15.5° E, 20.3° N44 km short27 mi short
Southernmost3.59° E, 11.70° N3.6° E, 11.7° N3.58° E, 12.10° N3.6° E, 12.1° N45 km short28 mi short
Northernmost11.98° E, 23.51° N12.0° E, 23.5° N11.98° E, 23.09° N12.0° E, 23.1° N47 km short29 mi short

Near the land border, 54% of the crowd’s lines run inside Niger.

Borders

Why two lengths?

A line’s length depends on how closely it is drawn. The game’s lines are simplified: they keep a point every few kilometres and cut across small bends. The official lengths, from the CIA World Factbook, are measured on other lines. A border measured on a finer line, following every bend of its rivers and ridges, comes out longer.

Coasts differ most, and either way. Some official coastlines follow every inlet and island (Canada’s 202,080 km); others are smoothed on purpose, crossing bays and sounds (the United States’ 19,924 km), and can come out shorter than the game’s.

Players draw against the game’s line and are scored against it, so the crowd’s length is compared with the game’s, both measured the same way. Set against an official length measured another way, the comparison would say more about the two methods than about the crowd.

Niger and Nigeria: 1,369 km in the game, 1,608 km officially.

7 neighbours
Border withIn the gameThe crowd’s
Nigeria1,369 km in the game1,608 km officially1,286 km the crowd’s6.1% shorter
Chad1,149 km in the game1,196 km officially1,082 km the crowd’s5.8% shorter
Algeria954 km in the game951 km officially941 km the crowd’s1.4% shorter
Mali825 km in the game838 km officially815 km the crowd’s1.2% shorter
Burkina Faso551 km in the game622 km officially503 km the crowd’s8.7% shorter
Libya346 km in the game342 km officially294 km the crowd’s15.0% shorter
Benin205 km in the game277 km officially178 km the crowd’s13.2% shorter

How it is measured

The crowd’s Niger: every few km along the real line, each drawing’s nearest point, inside Niger or outside it; the median over a short stretch is where the crowd puts the line there, and the real outline moved by it is the crowd’s. Where the move folds a narrow inlet over itself, the loop is cut.

The 246 drawings that scored 10 or more on Borderline’s World map, scribbles left out, the real line the game’s own. Area true to scale; the outline copies the real line’s detail, so its length changes only where the shape moves or a loop is cut.

Draw Niger yourself and add your line to the next update.