Daegan Miller

Pumpjacks rusting in the woods. Derelict storage tanks. Pipes, wires, cables, weeds. In northwest Louisiana, thousands of oil wells have been abandoned, but remain ruinously polluting.

Almost a century ago, a network of analogue signals guided airmail pilots across the country. A photographer documents the remnants of this transcontinental system.

A landscape historian reviews @everytract — a Twitter bot created by artist and urban planner Neil Freeman that is slowly posting satellite pictures of all 74,134 U.S. census tracts.

Forget his reputation as a nature writer. Henry David Thoreau was also a highly trained, well regarded, disciplined though eccentric land surveyor.