funny... I saw the post on Facebook and was wondering what this would be... my guess was either an emergency phone booth or an air station with tools and drinking water!

BikeArlington added 11 new photos to the album Rosslyn Bikeometer.
Sponsored · 
The Bikeometer in Rosslyn is the first in the United States that is not on the West Coast. It provides a highly visible, engaging and fun view of the volume of bike usage on the Custis Trail in Arlington!
Unlike ·  ·  · 363