A little knowledge. An empire of 30.

Every comparison uses this expedition’s original data and rules. “Would win” describes this matchup only; a different choice would change the later journey.

21. 21
    Round 21Lost31 countries · 3 lives left

    Bosnia and HerzegovinavsSpain

    Density: 62.2 vs 95.7 per km² · Higher wins ↑

    Returned to the world: Bosnia and Herzegovina.

    Other category comparisons 0 other winning choices

    All eight categories for Bosnia and Herzegovina against Spain

    Category	Bosnia and Herzegovina	Spain	Result
    Areakm² · Higher wins ↑	51,197	505,370	Would lose
    Populationpeople · Higher wins ↑	3,185,073	48,352,528	Would lose
    Wealth per personint’l $ · Higher wins ↑	23,376	55,661	Would lose
    Densityper km² · Higher wins ↑ · Chosen	62.2	95.7	Would lose
    Highest peakm · Higher wins ↑	2,386	3,718	Would lose
    Coastlinekm · Higher wins ↑	20	4,964	Would lose
    Flag colourscolours · Higher wins ↑	3	10	Would lose
    Proximity to equatorfrom the equator · Closer wins ↓	44.1° N	40.0° N	Would lose

22. 22
    Round 22Lost30 countries · 2 lives left

    Central African RepublicvsNiger

    Density: 8.3 vs 20.6 per km² · Higher wins ↑

    Returned to the world: Central African Republic.

    Other category comparisons 2 other winning choices

    All eight categories for Central African Republic against Niger

    Category	Central African Republic	Niger	Result
    Areakm² · Higher wins ↑	622,984	1,267,000	Would lose
    Populationpeople · Higher wins ↑	5,152,421	26,159,867	Would lose
    Wealth per personint’l $ · Higher wins ↑	1,258	1,903	Would lose
    Densityper km² · Higher wins ↑ · Chosen	8.3	20.6	Would lose
    Highest peakm · Higher wins ↑	1,410	2,022	Would lose
    Coastlinekm · Higher wins ↑	0	0	Would tie
    Flag colourscolours · Higher wins ↑	5	3	Would win
    Proximity to equatorfrom the equator · Closer wins ↓	7.0° N	17.6° N	Would win