Historical Maps

Louisiana purchase mapped

The Louisiana Purchase was the purchase of the territory of Louisiana by the U.S. from France in 1803. In return for 15 million dollars (~$18 per square mile), the U.S.obtained 828 thousand square miles or 2.14 million square kilometers. But, in reality, before purchase France only controlled a small part of this territory, mostly inhabited by Native Americans.

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Environment maps

Large carnivores of Europe

Five large carnivore species still hunt in Europe’s forests and mountains. About 17,000 brown bears live mostly in Scandinavia and the Carpathians, with Romania alone hosting over 6,000. Wolves have reclaimed territory across 31 countries, numbering around 19,000. The two lynx species occupy different niches. Around 9,000 Eurasian lynx inhabit northern and eastern forests, while 1,600 Iberian lynx recovered from near-extinction in Spain and Portugal. Wolverines remain the rarest, with just 1,250 individuals in Scandinavia’s remote north.

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