MICHAEL ZHANG, PETAPIXEL:
"The Jefferson Grid is a new Instagram account that’s attracting quite a bit of attention. Each photo posted is a satellite photo of some place in the United States that was discovered using Google Earth. Each photo also shows the area of exactly one square mile.
"The New York Times writes that the name of this project refers to the land planning system proposed by Thomas Jefferson over 200 years ago. The young future president was chairman of a planning committee, and he proposed that the US be sliced into plots of square miles for farmers.
"'Jefferson’s idea became a reality in 1785 when it was enacted as the Public Land Survey System,' writes the Times. 'Today his grid covers much of the country, and it is still used to survey federal lands — an idea that shaped the physical landscape of half a continent.'"
Read more, and see the pictures, here.