Flyover Country app tells you about the ground beneath as you fly

Posted to Maps  |  Tags: , ,  |  Nathan Yau

Before your next flight, road trip, or hike, download the Flyover Country app available for Android and iPhone. The app tells you information about where you are at any given moment, or if you’re flying, the ground beneath.

The app exposes interactive geologic maps from, fossil localities from and, core sample localities from, Wikipedia articles, offline base maps, and the user’s current GPS determined location, altitude, speed, and heading. The app analyzes a given flight path and caches relevant map data and points of interest (POI), and displays these data during the flight, without in flight wifi.


Reviving the Statistical Atlas of the United States with New Data

Due to budget cuts, there is no plan for an updated atlas. So I recreated the original 1870 Atlas using today’s publicly available data.

10 Best Data Visualization Projects of 2017

It was a rough year, which brought about a lot of good work. Here are my favorite data visualization projects of the year.

Divorce Rates for Different Groups

We know when people usually get married. We know who never marries. Finally, it’s time to look at the other side: divorce and remarriage.

Pizza Place Geography

Most of the major pizza chains are within a 5-mile …