The Roman Empire at its Territorial Height
At its zenith under Emperor Trajan, the Roman Empire spanned 5 million square kilometers, from Britain to the Euphrates. Discover how natural barriers shaped its borders and strategy, and compare its vast expanse to modern nations through our interactive maps.
Read MoreLife expectancy at birth in years
Country Life expectancy at birth Hong Kong SAR 82.9 Japan 82.9 Switzerland 82.2 Australia 81.7 Italy 81.7 Singapore 81.6 Spain
Read MoreThe World income distribution in 1820, 1970 & 2000
Source: maxroser.com
Read MoreShare of Atheists in France
Via www.ifop.com
Read MoreWind energy production per capita
Source: www.afschakelplan.com
Read MoreAge difference between males and females at first marriage
See also: – Disparity of age at first marriage between men and women, last 15 years data
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