The Washington Post algorithmically identified circling flight paths for helicopters over Washington, D.C., between August 7 and September 7, 2025. The repeating patterns make it obvious where the helicopters have been hanging out.
Helicopter paths show circling and hovering in Washington, D.C.
FlowingData Delivered to Your Inbox
Second Edition
Visualize This: The FlowingData Guide to Design, Visualization, and Statistics (2nd Edition)
Visualize This: The FlowingData Guide to Design, Visualization, and Statistics (2nd Edition)
New tools, refined process.
