
The map above shows where it is and is not legal to turn left at a red light in the US and Canada. Here’s the key data by state and province according to Wikipedia.
Making Sense Of The World, One Map At A Time
Last Updated: 1 Comment
Last Updated: Leave a Comment
The video above shows the growth, then decline and finally the revival of passenger railways in Great Britain over 196 years, from 1825 to 2022.
Below you can see a full list of stations, including the date they opened, whether or not they are still open today and if not when they closed and finally their geographic co-ordinates.
Last Updated: 1 Comment

The map above shows which countries remain richer per person than China in 2020 and which China has overtaken since 1950.
In 1950, China’s GDP per capita in inflation adjusted terms was just $799 per person, making it the 20th lowest in the world.
By 2020 this had risen to $17,226 per person, which still only places it 67th in the world. Here’s how that change looked like over 70 years:
Last Updated: 4 Comments
Last Updated: Leave a Comment

It comes from this article: A genetic history of the Balkans from Roman frontier to Slavic migrations.
Here are the key things to know:
Last Updated: Leave a Comment

In total there were 3,422,959 farm raised ducks living in the United States that year.
Here’s the data by state and county:
Last Updated: Leave a Comment

The map above shows the number of Alpacas living in each US county. The data comes from the 2022 USDA Census of Agriculture.
In total they recorded 87,216 Alpacas living in the US in 851 different US countries. Here are states ranked on the number of alpacas, along with country level data:
Last Updated: 1 Comment

The map above shows that Russia’s nominal GDP (according to the IMF) in 2025 $2.2 Trillion. This makes it the world’s 11th largest.
Or put another way, it is roughly the same as the GDP of Spain ($1.8 Trillion), Portugal ($320 Billion) and Andorra ($4 Billion) put together.
However, Russia has 146 million people compared to a combined 60 million in Spain (49 million), Portugal (10.6 million) and Andorra (87k).
And the map below shows how many Russia sized economies there are in Europe:
Last Updated: Leave a Comment
In 1990, China was the world’s 11th largest economy in nominal GDP terms at $397 Billion USD.
And when using $PPP dollars (which is an attempt to better reflect the cost of living in a country) it was still only the world’s 7th largest economy at $992 Billion.
Yet by 2025 it has become the second largest to the United States in nominal GDP terms at $20 Trillion USD and the largest in $PPP terms at $40 Trillion.
The maps below show’s China’s nominal GDP relative to the 10 economies that were larger than it was in nominal GDP terms in 1990 (plus Australia).
They show the difference in size between them in 1990, the year they roughly become equal, and finally the difference in size in 2025. Full data is at the bottom of the page.
Last Updated: Leave a Comment
The maps below build up the world based on the share of the population who are immigrants.