Latest Posts

Oct24
New York USGS Datasheets Available

New York USGS datasheets are available. They include some very interesting history!


Jun10
North Carolina USGS Datasheets Available

USGS datasheets for North Carolina are available!


Mar17
Zhanna points to RM 2
Finding RHONDA

Rich and I wrote Finding RHONDA in 2008 as a contribution to Rhonda Rushing’s online publication Caching Now. That publication seems to be defunct now and the previous content is gone, so I’m publishing our article here in its original form.


Feb17
Arrow at SL-O #38 site
Salt Lake—Omaha Beacon Sites #38 and #42

Jack Breeding has submitted some photos for beacon sites #38 and #42 on the Salt Lake—Omaha airway!


Dec25
Government Shutdown: Services Unavailable

U.S. government shutdown results in the unavailability of NGS and USGS websites. Alternate locations for some data are given. NOAA’s Tides and Currents website is not affected.


About This Site

Follow along with Zhanna as she searches for survey marks, airway beacons, and other relics of infrastructure!
More about this site …